Udating video drivers with linux os
You can install the most recent drivers yourself, but be careful: you may run into issues if you do this.
Ubuntu packages and tests certain versions of the graphics drivers for each release, and doesn’t perform major updates.
You should also install any available updates for Ubuntu from Update Manager before continuing.
W: GPG error: https://download.01.org/gfx/ubuntu/16.04/main xenial In Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 56A3DEF863961D39 W: The repository 'https://download.01.org/gfx/ubuntu/16.04/main xenial In Release' is not signed.
Specifically, it benefits those Linux* users of both Ubuntu* and Fedora* distributions who want to update their graphics subsystems for Intel® platforms.
Version 2.0.3 of the update tool is targeted specifically at both Ubuntu* 16.10 and Fedora* 24.
Most versions of the Linux* operating system include Intel® graphics drivers.