@TheDarkgg thank you, I will give that a try. what does it mean when it's a "strippped" version ?

@PowerlineFW I have a TP-Link TP-8630(P) v1 UK wireless , currently running firmware 2.7, I tried to update to 2.8 with the firmware link on mega.nz - QCA75XX-2.8.0.0030.nvm selected the v2.8 NVM and...