[Solved] Tecno K7, K8 or K9 Quick Fixing Guide for Camera, Bluetooth, SIM, Wi-Fi, YouTube and Other Issues

#6 – Performance Issues and fixing on Tecno K7, K8 or K9

Step 1: Check to see if your K7, K8 or K9 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 Tecno K7, K8 or K9

Step 4: Avoid using your K7, K8 or K9 while charging

Step 5: Remove all the third-party apps you installed

#7 – SD Card not detected and fixing on Tecno K7, K8 or K9

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 K7, K8 or K9.

Step 5: Try that Card on another device and try another SD card in your Tecno K7, K8 or K9 to be able to isolate the issue.

Step 6: Confirm that your SD card slot is not damaged.