[Solved] Asus Zenfone 5z ZS620KL Quick Fixing Guide for Camera, Bluetooth, SIM, Wi-Fi, YouTube and Other Issues

#4 – Bluetooth connection issue and fixing on Asus Zenfone 5z ZS620KL

Step 1: Put off your Asus Zenfone 5z ZS620KL and reboot it again to see if that will automatically solve the problem.

Step 2: Clear the list of devices already added and re-add the device you want to pair with.

Step 3: Check to be sure that your Zenfone 5z ZS620KL Bluetooth is set to discoverable. So, other devices can see it and be able to connect to it.

Step 4: Check your Zenfone 5z ZS620KL power section to make sure it wasn’t set to power-saving mode.

Step 5: Try clearing the Bluetooth data and or cache to see if it will fix it.

Step 6: Reboot your Asus Zenfone 5z ZS620KL again.

If all the other options still do not fix it. Then, you might need to try a factory reset.

#5 – SIM Issue and fixing on Asus Zenfone 5z ZS620KL

Step 1: Confirm that your SIM is working properly by trying it on another device.S

Step 2: Check to see that you have inserted SIM to your Zenfone 5z ZS620KL correctly.

Step 3: Check to see that your SIM tray is not damaged.

Step 4: If the SIM is too old, then go for a SIM swap before you use it in your Asus Zenfone 5z ZS620KL new device.

Step 5: Make sure there are no compatibility issues related to the frequency.

If the problem still persists, hand your Zenfone 5z ZS620KL over to a technician for a proper check.