GNU/Linux Mint Updating Initramfs Guide
How to Rebuild Initramfs on Mint LTS GNU/Linux – Step by step Tutorial.
And Initramfs for Mint is a Root Filesystem that is embedded into the Kernel and loaded at an early stage of the Boot Process.
It provides early Userspace which can do things the Kernel can’t easily do by itself during the Boot process.
Especially relevant, between others Rebuilding the Initramfs is needed to achieve Linux Firmware Update.

1. Terminal QuickStart
How to QuickStart with Command Line on Mint:
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