diff --git a/app/src/main/java/org/thoughtcrime/securesms/components/settings/app/storage/ManageStorageSettingsViewModel.kt b/app/src/main/java/org/thoughtcrime/securesms/components/settings/app/storage/ManageStorageSettingsViewModel.kt
index 6230518e7e..974659e24b 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/components/settings/app/storage/ManageStorageSettingsViewModel.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/components/settings/app/storage/ManageStorageSettingsViewModel.kt
@@ -133,6 +133,7 @@ class ManageStorageSettingsViewModel : ViewModel() {
 
   private suspend fun getOnDeviceStorageOptimizationState(): OnDeviceStorageOptimizationState {
     return when {
+      !SignalStore.account.isPrimaryDevice -> OnDeviceStorageOptimizationState.FEATURE_NOT_AVAILABLE
       !SignalStore.backup.areBackupsEnabled || !BackupUpgradeAvailabilityChecker.isUpgradeAvailable(AppDependencies.application) -> OnDeviceStorageOptimizationState.FEATURE_NOT_AVAILABLE
       SignalStore.backup.backupTier != MessageBackupTier.PAID -> OnDeviceStorageOptimizationState.REQUIRES_PAID_TIER
       SignalStore.backup.optimizeStorage -> OnDeviceStorageOptimizationState.ENABLED