diff --git a/components/Login.vue b/components/Login.vue
index e86715c6..992ba3b7 100644
--- a/components/Login.vue
+++ b/components/Login.vue
@@ -12,7 +12,7 @@
                     <div class="row flex-row-reverse">
                         <div class="col-12 col-md-4">
                             <div class="btn-group-vertical w-100 mb-3">
-                                <SocialLogin v-for="(providerOptions, provider) in socialProviders"
+                                <SocialLogin v-for="(providerOptions, provider) in socialProviders" :key="provider"
                                              :provider="provider" :options="providerOptions"/>
                             </div>
                         </div>
diff --git a/components/PropagateCheckbox.vue b/components/PropagateCheckbox.vue
new file mode 100644
index 00000000..c9cb54c1
--- /dev/null
+++ b/components/PropagateCheckbox.vue
@@ -0,0 +1,37 @@
+<template>
+    <div v-if="hasChanges" class="form-check form-switch my-2">
+        <label>
+            <input class="form-check-input" type="checkbox" v-model="propagate">
+            <T>profile.editor.propagate</T>
+        </label>
+    </div>
+</template>
+
+<script>
+    export default {
+        props: {
+            field: { required: true },
+            before: { required: true },
+            after: { required: true },
+        },
+        data() {
+            return {
+                propagate: false,
+            }
+        },
+        computed: {
+            hasChanges() {
+                return JSON.stringify(this.before) !== JSON.stringify(this.after);
+            }
+        },
+        methods: {
+            emit() {
+                this.$emit('change', this.field, this.hasChanges && this.propagate);
+            },
+        },
+        watch: {
+            hasChanges() { this.emit(); },
+            propagate() { this.emit(); },
+        }
+    }
+</script>
diff --git a/locale/_base/translations.suml b/locale/_base/translations.suml
index 93d6876d..7a6e4587 100644
--- a/locale/_base/translations.suml
+++ b/locale/_base/translations.suml
@@ -551,6 +551,7 @@ profile:
         header: 'Card editor'
         save: 'Save your card'
         defaults: 'Restore defaults'
+        propagate: 'Propagate this change to your cards in all languages'
     opinion:
         yes: 'Yes'
         jokingly: 'Jokingly'
diff --git a/locale/de/translations.suml b/locale/de/translations.suml
index 54c06830..8698f50c 100644
--- a/locale/de/translations.suml
+++ b/locale/de/translations.suml
@@ -443,6 +443,7 @@ profile:
         header: 'Visitenkarte-Editor'
         save: 'Visitenkarte speichern'
         defaults: 'Standardwerte wiederherstellen'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Ja'
         jokingly: 'Scherzhaft'
diff --git a/locale/en/translations.suml b/locale/en/translations.suml
index 4ab8f40e..ede1fcf4 100644
--- a/locale/en/translations.suml
+++ b/locale/en/translations.suml
@@ -552,6 +552,7 @@ profile:
         header: 'Card editor'
         save: 'Save your card'
         defaults: 'Restore defaults'
+        propagate: 'Propagate this change to your cards in all languages'
     opinion:
         yes: 'Yes'
         jokingly: 'Jokingly'
diff --git a/locale/es/translations.suml b/locale/es/translations.suml
index dd73d8ef..93446b6d 100644
--- a/locale/es/translations.suml
+++ b/locale/es/translations.suml
@@ -456,6 +456,7 @@ profile:
         header: 'Editor de tarjetas'
         save: 'Guarda tu tarjeta'
         defaults: 'Restaurar valores predeterminados'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Sí'
         jokingly: 'En broma'
diff --git a/locale/fr/translations.suml b/locale/fr/translations.suml
index 247d18a1..9e5f388b 100644
--- a/locale/fr/translations.suml
+++ b/locale/fr/translations.suml
@@ -449,6 +449,7 @@ profile:
         header: 'Éditeur de carte'
         save: 'Sauvegarder votre carte'
         defaults: 'Restaurer les valeurs par défaut'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Oui'
         jokingly: 'Pour plaisanter'
diff --git a/locale/gl/translations.suml b/locale/gl/translations.suml
index 4eae49ca..be79e8d9 100644
--- a/locale/gl/translations.suml
+++ b/locale/gl/translations.suml
@@ -455,6 +455,7 @@ profile:
         header: 'Editor de cartões'
         save: 'Salve o cartão'
         defaults: 'Restaurar valores padrão'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Sim'
         jokingly: 'É brincadeira'
diff --git a/locale/ja/translations.suml b/locale/ja/translations.suml
index a963b184..8a453426 100644
--- a/locale/ja/translations.suml
+++ b/locale/ja/translations.suml
@@ -457,6 +457,7 @@ profile:
         header: 'カード編集'
         save: 'カード保存'
         defaults: '既定に復元'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: '好き'
         jokingly: '冗談っぽく'
diff --git a/locale/nl/translations.suml b/locale/nl/translations.suml
index a9bb5d84..ed53ab2f 100644
--- a/locale/nl/translations.suml
+++ b/locale/nl/translations.suml
@@ -449,6 +449,7 @@ profile:
         header: 'Kaart editor'
         save: 'Sla jouw kaart op'
         defaults: 'Zet terug naar standaardwaarden'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Ja'
         jokingly: 'Voor de grap'
diff --git a/locale/no/translations.suml b/locale/no/translations.suml
index 93fb8e51..a51eaa19 100644
--- a/locale/no/translations.suml
+++ b/locale/no/translations.suml
@@ -453,6 +453,7 @@ profile:
         header: 'Kort redigerer'
         save: 'Lagre kort'
         defaults: 'Restaurer originale'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Ja'
         jokingly: 'På tull'
diff --git a/locale/pl/translations.suml b/locale/pl/translations.suml
index aa9c9af9..1b3a7654 100644
--- a/locale/pl/translations.suml
+++ b/locale/pl/translations.suml
@@ -1245,6 +1245,7 @@ profile:
         header: 'Edytor wizytówki'
         save: 'Zapisz wizytówkę'
         defaults: 'Przywróć domyślne'
+        propagate: 'Zapisz tę zmianę we wszystkich swoich wizytówkach, w każdym języku'
     opinion:
         yes: 'Tak'
         jokingly: 'Żartobliwie'
diff --git a/locale/pt/translations.suml b/locale/pt/translations.suml
index cc6ca813..4333f12b 100644
--- a/locale/pt/translations.suml
+++ b/locale/pt/translations.suml
@@ -451,6 +451,7 @@ profile:
         header: 'Editor de cartões'
         save: 'Salve o cartão'
         defaults: 'Restaurar valores padrão'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Sim'
         jokingly: 'É brincadeira'
@@ -626,7 +627,7 @@ terms:
             Oi! Lhe escrevemos para informar que atualizámos nossos termos de serviço.
         changes:
             - >
-                Em janeiro vamos começar a vamos deletar em breve as contas não usadas para previr a acumulação dos nomes 
+                Em janeiro vamos começar a vamos deletar em breve as contas não usadas para previr a acumulação dos nomes
                 (quando não há nem carta nem entrada por um mês).
             - >
                 Gostávamos de oferecer um espaço seguro para toda a gente queer independentemente de sua idade
@@ -640,7 +641,7 @@ terms:
                 Todas estas traduções são auxiliares, a versão inglesa continua sendo a única juricamente vinculativa.
             - >
                 Apesar de queerfobia, transfobia, exclusionismo queer e trolling
-                sempre terem sido compreendidos como infrangimentos de Termos de Serviço como «infringir as regras sociais», 
+                sempre terem sido compreendidos como infrangimentos de Termos de Serviço como «infringir as regras sociais»,
                 daqui por diante enlistamos todas elas como proibidas.
 
 admin:
diff --git a/locale/ru/translations.suml b/locale/ru/translations.suml
index 57f6e389..2c64b244 100644
--- a/locale/ru/translations.suml
+++ b/locale/ru/translations.suml
@@ -482,6 +482,7 @@ profile:
         header: 'Редактор карточек'
         save: 'Сохранить Вашу карточку'
         defaults: 'Вернуть слова по умолчанию'
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'Да'
         jokingly: 'В шутку'
diff --git a/locale/yi/translations.suml b/locale/yi/translations.suml
index a4d5113e..4b1c681a 100644
--- a/locale/yi/translations.suml
+++ b/locale/yi/translations.suml
@@ -456,6 +456,7 @@ profile:
         header: 'רעדאַקציע פון די װיזיט־⁠קאַרטל'
         save: 'Save your card'
         defaults: 'Restore defaults' # TODO
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: 'יאָ'
         jokingly: 'אין אַ שפּאַס'
diff --git a/locale/zh/translations.suml b/locale/zh/translations.suml
index e40aac20..f77e24cf 100644
--- a/locale/zh/translations.suml
+++ b/locale/zh/translations.suml
@@ -435,6 +435,7 @@ profile:
         header: '卡編輯'
         save: '保存卡'
         defaults: 'Restore defaults' # TODO
+        propagate: 'Propagate this change to your cards in all languages'  # TODO
     opinion:
         yes: '至愛'
         jokingly: '諧謔'
diff --git a/routes/profileEditor.vue b/routes/profileEditor.vue
index db18adb8..8d6c95c7 100644
--- a/routes/profileEditor.vue
+++ b/routes/profileEditor.vue
@@ -30,6 +30,7 @@
                 <div class="form-group">
                     <label for="teamName">Team page display name:</label>
                     <input class="form-control" name="teamName" maxlength="36" v-model="teamName"/>
+                    <PropagateCheckbox field="teamName" :before="beforeChanges.teamName" :after="teamName" v-if="otherProfiles > 0" @change="propagateChanged"/>
                 </div>
 
                 <hr/>
@@ -44,6 +45,7 @@
                 <div class="form-group">
                     <label for="footerName">Footer display name:</label>
                     <input class="form-control" name="footerName" maxlength="36" v-model="footerName"/>
+                    <PropagateCheckbox field="footerName" :before="beforeChanges.footerName" :after="footerName" v-if="otherProfiles > 0" @change="propagateChanged"/>
                 </div>
 
                 <div class="form-group">
@@ -96,6 +98,7 @@
                     <T>profile.names</T>
                 </h3>
                 <OpinionListInput v-model="names"/>
+                <PropagateCheckbox field="names" :before="beforeChanges.names" :after="names" v-if="otherProfiles > 0" @change="propagateChanged"/>
             </section>
 
             <section class="form-group">
@@ -131,6 +134,7 @@
                 <ButtonList v-model="flags" :options="allFlags" v-slot="s">
                     <Flag :name="s.desc.split('|')[0]" :alt="s.desc.split('|')[1]" :img="`/flags/${s.v}.png`"/>
                 </ButtonList>
+                <PropagateCheckbox field="flags" :before="beforeChanges.flags" :after="flags" v-if="otherProfiles > 0" @change="propagateChanged"/>
 
                 <details class="form-group border rounded" :open="Object.keys(customFlags).length > 0">
                     <summary class="px-3 py-2">
@@ -140,7 +144,7 @@
                         <ImageWidgetRich v-model="customFlags" sizes="flag"/>
                     </div>
                 </details>
-
+                <PropagateCheckbox field="customFlags" :before="beforeChanges.customFlags" :after="customFlags" v-if="otherProfiles > 0" @change="propagateChanged"/>
                 <Answer question="flags" small/>
             </section>
 
@@ -152,6 +156,7 @@
                 <ListInput v-model="links" v-slot="s">
                     <input v-model="s.val" type="url" class="form-control" @keyup="s.update(s.val)" @paste="s.update(s.val)" @change="s.update(s.val)" required/>
                 </ListInput>
+                <PropagateCheckbox field="links" :before="beforeChanges.links" :after="links" v-if="otherProfiles > 0" @change="propagateChanged"/>
                 <p class="small text-muted mb-0">
                     <Icon v="ad"/>
                     <T>profile.linksRecommended</T>
@@ -179,6 +184,7 @@
                 <div class="input-group mb-3">
                     <datepicker v-model="birthday" inline :disabled-dates="disabledDates" initial-view="year"/>
                 </div>
+                <PropagateCheckbox field="birthday" :before="beforeChanges.birthday" :after="birthday" v-if="otherProfiles > 0" @change="propagateChanged"/>
             </section>
 
             <section class="form-group">
@@ -223,6 +229,73 @@
         }
     }))
 
+    const buildProfile = (profiles, currentLocale) => {
+        for (let locale in profiles) {
+            if (!profiles.hasOwnProperty(locale)) {
+                continue;
+            }
+            if (locale === currentLocale) {
+                const profile = profiles[locale];
+                return {
+                    names: dictToList(profile.names),
+                    pronouns: dictToList(profile.pronouns),
+                    description: profile.description,
+                    birthday: profile.birthday,
+                    links: Object.keys(profile.links).length ? profile.links : [],
+                    flags: profile.flags,
+                    customFlags: profile.customFlags,
+                    words: profile.words.map(x => dictToList(x)),
+                    teamName: profile.teamName,
+                    footerName: profile.footerName,
+                    footerAreas: profile.footerAreas,
+                    credentials: profile.credentials,
+                    credentialsLevel: profile.credentialsLevel,
+                    credentialsName: profile.credentialsName,
+                };
+            }
+        }
+
+        for (let locale in profiles) {
+            if (!profiles.hasOwnProperty(locale)) {
+                continue;
+            }
+            const profile = profiles[locale];
+            return {
+                names: dictToList(profile.names),
+                pronouns: [],
+                description: '',
+                birthday: profile.birthday,
+                links: Object.keys(profile.links).length ? profile.links : [],
+                flags: profile.flags.filter(f => !f.startsWith('-')),
+                customFlags: profile.customFlags,
+                words: [...defaultWords],
+                teamName: profile.teamName,
+                footerName: profile.footerName,
+                footerAreas: [],
+                credentials: [],
+                credentialsLevel: null,
+                credentialsName: null,
+            };
+        }
+
+        return {
+            names: [],
+            pronouns: [],
+            description: '',
+            birthday: null,
+            links: [],
+            flags: [],
+            customFlags: {},
+            words: [...defaultWords],
+            teamName: '',
+            footerName: '',
+            footerAreas: [],
+            credentials: [],
+            credentialsLevel: null,
+            credentialsName: null,
+        };
+    };
+
     export default {
         mixins: [link],
         data() {
@@ -232,6 +305,7 @@
                     to: minBirthdate,
                     from: maxBirthdate,
                 },
+                propagate: [],
             };
         },
         async asyncData({ app, store }) {
@@ -243,69 +317,12 @@
                 authorization: 'Bearer ' + store.state.token,
             } })).profiles;
 
-            for (let locale in profiles) {
-                if (!profiles.hasOwnProperty(locale)) {
-                    continue;
-                }
-                if (locale === app.context.env.LOCALE) {
-                    const profile = profiles[locale];
-                    return {
-                        names: dictToList(profile.names),
-                        pronouns: dictToList(profile.pronouns),
-                        description: profile.description,
-                        birthday: profile.birthday,
-                        links: Object.keys(profile.links).length ? profile.links : [],
-                        flags: profile.flags,
-                        customFlags: profile.customFlags,
-                        words: profile.words.map(x => dictToList(x)),
-                        teamName: profile.teamName,
-                        footerName: profile.footerName,
-                        footerAreas: profile.footerAreas,
-                        credentials: profile.credentials,
-                        credentialsLevel: profile.credentialsLevel,
-                        credentialsName: profile.credentialsName,
-                    };
-                }
-            }
-
-            for (let locale in profiles) {
-                if (!profiles.hasOwnProperty(locale)) {
-                    continue;
-                }
-                const profile = profiles[locale];
-                return {
-                    names: dictToList(profile.names),
-                    pronouns: [],
-                    description: '',
-                    birthday: profile.birthday,
-                    links: Object.keys(profile.links).length ? profile.links : [],
-                    flags: profile.flags.filter(f => !f.startsWith('-')),
-                    customFlags: profile.customFlags,
-                    words: [...defaultWords],
-                    teamName: profile.teamName,
-                    footerName: profile.footerName,
-                    footerAreas: [],
-                    credentials: [],
-                    credentialsLevel: null,
-                    credentialsName: null,
-                };
-            }
+            const profile = buildProfile(profiles, app.context.env.LOCALE);
 
             return {
-                names: [],
-                pronouns: [],
-                description: '',
-                birthday: null,
-                links: [],
-                flags: [],
-                customFlags: {},
-                words: [...defaultWords],
-                teamName: '',
-                footerName: '',
-                footerAreas: [],
-                credentials: [],
-                credentialsLevel: null,
-                credentialsName: null,
+                ...profile,
+                beforeChanges: JSON.parse(JSON.stringify(profile)),
+                otherProfiles: Object.keys(profiles).filter(l => l !== app.context.env.LOCALE).length,
             };
         },
         mounted() {
@@ -327,12 +344,15 @@
                         flags: [...this.flags],
                         customFlags: {...this.customFlags},
                         words: this.words.map(x => listToDict(x)),
+
                         teamName: this.teamName,
                         footerName: this.footerName,
                         footerAreas: this.footerAreas,
                         credentials: this.credentials,
                         credentialsLevel: this.credentialsLevel,
                         credentialsName: this.credentialsName,
+
+                        propagate: this.propagate,
                     });
                     this.$router.push(`/@${this.$user().username}`);
                 } finally {
@@ -365,7 +385,13 @@
                 await this.$confirm();
 
                 this.words = [...defaultWords];
-            }
+            },
+            propagateChanged(field, checked) {
+                this.propagate = this.propagate.filter(f => f !== field);
+                if (checked) {
+                    this.propagate.push(field);
+                }
+            },
         },
         computed: {
             mainPronoun() {
diff --git a/server/routes/profile.js b/server/routes/profile.js
index 53828c57..f1d32d08 100644
--- a/server/routes/profile.js
+++ b/server/routes/profile.js
@@ -200,6 +200,62 @@ router.post('/profile/save', handleErrorAsync(async (req, res) => {
         )`);
     }
 
+    if ((req.body.propagate || []).includes('teamName')) {
+        await req.db.get(SQL`UPDATE profiles
+            SET teamName = ${req.isGranted() ? req.body.teamName || null : ''}
+            WHERE userId = ${req.user.id} AND teamName != '' AND teamName IS NOT NULL;
+        `);
+    }
+
+    if ((req.body.propagate || []).includes('footerName')) {
+        await req.db.get(SQL`UPDATE profiles
+            SET footerName = ${req.isGranted() ? req.body.footerName || null : ''}
+            WHERE userId = ${req.user.id} AND footerName != '' AND footerName IS NOT NULL;
+        `);
+    }
+
+    if ((req.body.propagate || []).includes('names')) {
+        await req.db.get(SQL`UPDATE profiles
+            SET names = ${JSON.stringify(req.body.names)}
+            WHERE userId = ${req.user.id};
+        `);
+    }
+
+    if ((req.body.propagate || []).includes('flags')) {
+        await req.db.get(SQL`UPDATE profiles
+            SET flags = ${JSON.stringify(req.body.flags)}
+            WHERE userId = ${req.user.id};
+        `);
+    }
+
+    if ((req.body.propagate || []).includes('customFlags')) {
+        await req.db.get(SQL`UPDATE profiles
+            customFlags = ${JSON.stringify(req.body.customFlags)}
+            WHERE userId = ${req.user.id};
+        `);
+    }
+
+    if ((req.body.propagate || []).includes('links')) {
+        await req.db.get(SQL`UPDATE profiles
+            SET links = ${JSON.stringify(req.body.links.filter(x => !!x))}
+            WHERE userId = ${req.user.id};
+        `);
+    }
+
+    if ((req.body.propagate || []).includes('links')) {
+        await req.db.get(SQL`UPDATE profiles
+            SET links = ${JSON.stringify(req.body.links.filter(x => !!x))}
+            WHERE userId = ${req.user.id};
+        `);
+    }
+
+    if ((req.body.propagate || []).includes('birthday')) {
+        await req.db.get(SQL`UPDATE profiles
+            SET birthday = ${sanitiseBirthday(req.body.birthday || null)}
+            WHERE userId = ${req.user.id};
+        `);
+    }
+
     const sus = [...isSuspicious(req.body)];
     if (sus.length && !await hasAutomatedReports(req.db, req.user.id)) {
         await req.db.get(SQL`