It sounds like you don't have the GD extension installed. I don't use Ubuntu any longer, but I think it may be named php5-gd,...
For Debian 10 wireless intel 8260, Method To install the wifi for the Intel Corporation Wireless 8260 , download the driver from here, extract it then...
Configure proxy settings like follows on Debian / Ubuntu Client.
Find the file called: php.ini on your server and follow below steps With apache2 and php5 installed you need to make three changes in the...
Dell docking station (D3100) not detecting monitors, We had the same issue. Make sure you install the driver