Camera or scanning
- 1Allow camera permission in Android Settings.
- 2Clean the camera lens, improve lighting and hold the code inside the scan frame.
- 3For a saved image or PDF, choose the file from the corresponding scan tool.
CodeTaska QR support
How can we help?
Start with the quick checks below. If the issue continues, contact OERENA and we'll help you narrow it down.
contact@oerena.comHistory and files
- 1Confirm Save scan history is enabled in Settings.
- 2History is local unless you explicitly sign in and use Sync History.
- 3Check Android media permission if saving a generated QR image fails.
Sign-in or cloud sync
- 1Check your internet connection and sign in with the intended Google account.
- 2Use Sync History to upload local records and Restore History to merge cloud records.
- 3Do not uninstall or clear app data before exporting important local history.
Subscriptions and Restore Purchases
- 1Use the same Google Play account that owns the CodeTaska subscription.
- 2Complete permanent Google sign-in inside CodeTaska QR.
- 3Open Settings and tap Restore Purchases while connected to the internet.
Contact OERENA support
Include your app version, Android version, the feature you were using, the exact message shown and the steps that led to the issue. Never email a password, full purchase token, payment-card details or other sensitive QR content.