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How to Test Your SD Card for Errors with APPtoSD

Updated 1 min read 1.3K views

You can test your SD card or your phone's internal storage with the Test SD Card feature in APPtoSD.

Run the test

  1. Open the APPtoSD app and tap Test SD Card.
  2. On the page that appears, select the SD card or the phone's memory.
  3. Tap the test button.

Read the results

The scan results show the read and write values of your SD card or device storage.

Test SD Card button in APPtoSD

Choosing the SD card or phone memory to test

SD card test in progress

Read and write results of the storage test