#6 – Performance Issues and fixing on Sonim XP8
Step 1: Check to see if your XP8 storage is filled. It comes with a large ROM by default and if you fill it completely, of course, it will put some burden on the processor and on the RAM which could lead to this problem
Step 2: Check to see if there is a virus piloting the issue.
Step 3: Update all apps running on your Sonim XP8
Step 4: Avoid using your XP8 while charging
Step 5: Remove all the third-party apps you installed
#7 – SD Card not detected and fixing on Sonim XP8
Step 1: Make sure your card is under 32GB. In case you too are facing them, the methods below can help you to keep up the pace. GB which is the upper limit on using an SD card on this device.
Step 2: Confirm that your microSD card is compatible with the device
Step 3: Take off and reinsert the SD card again after restarting the device
Step 4: Try to format the SD card with a system and reinsert it in your XP8.
Step 5: Try that Card on another device and try another SD card in your Sonim XP8 to be able to isolate the issue.
Step 6: Confirm that your SD card slot is not damaged.