Index: src/services/SettingsService.js
===================================================================
--- src/services/SettingsService.js	(revision 283f618f8d224646dfaad3dc3b04b9ac7c092b92)
+++ src/services/SettingsService.js	(revision 8ef8c3eac2476504a52ea0e74c93a6692330eecb)
@@ -40,12 +40,11 @@
 
 export function getTenancy() {
-  const v = getSetting('tenancy', 'solo');
-  // 'hub' is removed → coerce legacy values to 'solo'.
-  return v === 'circle' ? 'circle' : 'solo';
+  // Tenancy is retired: 'hub' and 'circle' were both removed. Every site is
+  // 'solo'. Cirkels are now an ActivityPub feature (auto-boost), not a mode.
+  return 'solo';
 }
 
-export function setTenancy(mode) {
-  const m = mode === 'circle' ? 'circle' : 'solo';
-  setSetting('tenancy', m);
+export function setTenancy() {
+  setSetting('tenancy', 'solo');
 }