Fix

https://github.com/2dust/v2rayNG/issues/4410

V2rayNG/app/src/main/java/com/v2ray/ang/viewmodel/MainViewModel.kt

@@ -162,7 +162,7 @@ class MainViewModel(application: Application) : AndroidViewModel(application) {
                 continue
             }
 
-            if (keywordFilter.isEmpty() || profile.remarks.contains(keywordFilter)) {
+            if (keywordFilter.isEmpty() || profile.remarks.lowercase().contains(keywordFilter.lowercase())) {
                 serversCache.add(ServersCache(guid, profile))
             }
         }