GNU/Linux Mint 20 Installing Kernel 5.12 Guide
Hi! The linked Tutorial shows you Step-by-step How to Update to Linux Kernel 5.12 in GNU/Linux Mint 20.x Desktop.
And Kernel 5.12 for Mint 20 is easily installed by the Mainline Kernel Updater GUI Tool.
Moreover, the Mainline Features:
Fetches Kernel list from kernel.ubuntu.com
Optionally watches and displays notifications when a new kernel update is available
Downloads and installs packages automatically
Display available and installed kernels conveniently
Install/remove kernels from gui
For each kernel, the related packages (headers & modules) are installed or removed at the same time
So first Install Mainline Kernel Updater GUI and then between the available ones you’ll find the 5.12 release.
How to Install Kernel 5.12 on Mint 20 GNU/Linux