diff --git a/AnkiDroid/src/main/java/com/ichi2/anki/CoroutineHelpers.kt b/AnkiDroid/src/main/java/com/ichi2/anki/CoroutineHelpers.kt
index db405ca527f6..4efb8e0b9bc8 100644
--- a/AnkiDroid/src/main/java/com/ichi2/anki/CoroutineHelpers.kt
+++ b/AnkiDroid/src/main/java/com/ichi2/anki/CoroutineHelpers.kt
@@ -20,6 +20,8 @@ import android.app.Activity
 import android.app.Dialog
 import android.content.Context
 import android.content.DialogInterface
+import android.content.Intent
+import android.provider.Settings
 import android.view.WindowManager
 import android.view.WindowManager.BadTokenException
 import androidx.annotation.StringRes
@@ -60,6 +62,9 @@ import net.ankiweb.rsdroid.exceptions.BackendNetworkException
 import net.ankiweb.rsdroid.exceptions.BackendSyncException
 import org.jetbrains.annotations.VisibleForTesting
 import timber.log.Timber
+import java.time.LocalDateTime
+import java.time.format.DateTimeFormatter
+import java.util.Locale
 import kotlin.coroutines.CoroutineContext
 import kotlin.coroutines.EmptyCoroutineContext
 import kotlin.coroutines.resume
@@ -169,8 +174,12 @@ suspend fun <T> FragmentActivity.runCatching(
                 Timber.w(exc, errorMessage)
                 exc.localizedMessage?.let { showSnackbar(it) }
             }
-            is BackendNetworkException, is BackendSyncException -> {
-                // these exceptions do not generate worthwhile crash reports
+            is BackendSyncException -> {
+                // this exceptions do not generate worthwhile crash reports
+                showInvalidClockError(this, exc.localizedMessage!!, exc, false)
+            }
+            is BackendNetworkException -> {
+                // this exceptions do not generate worthwhile crash reports
                 showError(this, exc.localizedMessage!!, exc, false)
             }
             is BackendException -> {
@@ -278,6 +287,38 @@ fun showError(context: Context, msg: String, exception: Throwable, crashReport:
     }
 }
 
+fun showInvalidClockError(context: Context, msg: String, exception: Throwable, crashReport: Boolean = true) {
+    if (throwOnShowError) throw IllegalStateException("throwOnShowError: $msg", exception)
+    try {
+        val currentTime = LocalDateTime.now()
+        val dateFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd hh:mm:ss a", Locale.getDefault())
+        val formattedTime = currentTime.format(dateFormatter)
+
+        val fullMessage = "$msg\n\nYour clock is currently set to:\n$formattedTime"
+        AlertDialog.Builder(context).show {
+            title(R.string.vague_error)
+            message(text = fullMessage)
+            positiveButton(R.string.dialog_go_to_setting) {
+                // Navigate to Date and Time settings
+                val intent = Intent(Settings.ACTION_DATE_SETTINGS)
+                context.startActivity(intent)
+            }
+            negativeButton(R.string.dialog_cancel)
+            if (crashReport) {
+                setOnDismissListener {
+                    CrashReportService.sendExceptionReport(
+                        exception,
+                        origin = context::class.java.simpleName
+                    )
+                }
+            }
+        }
+    } catch (ex: BadTokenException) {
+        // issue 12718: activity provided by `context` was not running
+        Timber.w(ex, "unable to display error dialog")
+    }
+}
+
 /** In most cases, you'll want [AnkiActivity.withProgress]
  * instead. This lower-level routine can be used to integrate your own
  * progress UI.
diff --git a/AnkiDroid/src/main/res/values/03-dialogs.xml b/AnkiDroid/src/main/res/values/03-dialogs.xml
index 920af4963e01..03d87dfe90e1 100644
--- a/AnkiDroid/src/main/res/values/03-dialogs.xml
+++ b/AnkiDroid/src/main/res/values/03-dialogs.xml
@@ -87,6 +87,7 @@
     <string name="dialog_positive_overwrite">Overwrite</string>
     <string name="dialog_positive_repair">Repair</string>
     <string name="dialog_positive_replace">Replace</string>
+    <string name="dialog_go_to_setting">Go to setting</string>
 
     <string name="dialog_collection_path_not_dir">The path specified wasn’t a valid directory</string>
     <string name="dialog_invalid_custom_certificate">The provided text does not resolve to a valid PEM-encoded X509 certificate</string>