A read-only SD card means you can merely view the files on it, but impossible to edit, copy, delete or even change the file name. The terrible situation could be caused due to a counterfeit memory card, wrong setting, system glitch or virus attack. Is it possible to restore files from a read-only card on an Android mobile phone? The answer is yes.
How to Restore Data from Read-only Memory Card on Android
Step 1. Free download and install the Android data recovery app on PC.
Step 3. Tick the files and click Next.
Step 6. Scan the device.
Step 7. Preview and Recover files from Android SD card.