Prepare for the worst

app/src/main/java/eu/faircode/email/DB.java

@@ -2020,6 +2020,16 @@ public abstract class DB extends RoomDatabase {
                         db.execSQL("ALTER TABLE `answer` ADD COLUMN `applied` INTEGER NOT NULL DEFAULT 0");
                         db.execSQL("ALTER TABLE `answer` ADD COLUMN `last_applied` INTEGER");
                     }
+                }).addMigrations(new Migration(197, 198) {
+                    @Override
+                    public void migrate(@NonNull SupportSQLiteDatabase db) {
+                        Log.i("DB migration from version " + startVersion + " to " + endVersion);
+                        db.execSQL("UPDATE account" +
+                                " SET partial_fetch = 0" +
+                                " WHERE host = 'imap.vodafonemail.de'" +
+                                " OR host = 'imap.arcor.de'" +
+                                " OR host = 'imap.nexgo.de'");
+                    }
                 });
     }
 

app/src/main/res/xml/providers.xml

@@ -861,7 +861,8 @@
         name="Vodafone.de/Arcor"
         appPassword="true"
         domain="arcor\\.de,vodafone\\.de,vodafonemail\\.de,nexgo\\.de"
-        link="https://www.vodafone.de/hilfe/email/abrufen-senden.html#wie-lauten-die-server-einstellungen-fuer-vodafone-e-mail">
+        link="https://www.vodafone.de/hilfe/email/abrufen-senden.html#wie-lauten-die-server-einstellungen-fuer-vodafone-e-mail"
+        partial="true">
         <imap
             host="imap.vodafonemail.de"
             port="993"