“SD card is blank or has an unsupported file system” is a common error if you use an SD card on your Android device. It generally appears while trying to access the SD card files, especially on a device that does not support the file or the file system of the card.
As a result of this error code, users are unable to access the data inside the device. Moreover, if the user tries to proceed, the operating system suggests the user format their SD card, erasing all data from it.
The error occurs when the SD card’s data is corrupted and not recognized by the operating system. The hardware side of things such as a damaged controller chip or gold contacts of the card can also lead to this error.
How to Fix “SD Card Is Blank or Has Unsupported File System” Error
Common fixes for this error are to simply take the SD card out and then reinsert into your device. Restarting your device after inserting the SD card can also help fix the error.
If the above methods do not work, utilize the following solutions listed below to fix the “SD card is blank or has unsupported file system” error.
First, verify if the SD card has any damage. If the issue is because of hardware problems like damaged or tarnished contacts, cleaning the device with an electronics-safe solvent can make the device operable again. To clean your SD card
If the issue is because of a malfunctioning controller chip, then you will need to exchange the SD card with a new one. A good way to detect if a controller chip is causing the issue is when the SD card fails to reliably operate. Issues such as SD cardnot being detectedorhaving read/write issuescan be a telltale sign of a controller chip failing.
Turn on USB Mass Storage
Note: This process for fixing is applicable to devices running Android 12 only. This method may not work for devices running prior versions of Android.
If the error appears while the card is inserted in your device, the first step would be to verify if the data has been corrupted or not by connecting the SD card onto a PC through your phone. To enable this
After making changes, connect your device to a PC with a USB cable and transfer the data from your SD card into the PC for backup.
Remove/ Rename Unsupported Files
This error can also popup when the SD card in your device is storing files that are not supported by the Android operating system. Removing or renaming the file of the SD card and then inserting the SD card in your device again can help fix the issue. If the file or folder is hidden,
If the error still appears, scanning the SD card from your PC may help solve the issue. CHKDSK orcheck diskis a tool that scans the drive connected to your PC and fixes any bad sectors or logical errors in the SD card. To perform a scan on the SD card
