NvChad switching between buffers or tabs easily

Info:

NvChad has some very useful keybindings. Here what I found useful to browse thru buffers and files:

How it works:
Multiple save:

In Neovim, when you type :q it closes the actual buffer. But if you have several buffers open, you can use :qa to close all of the buffers. So here, the a stands for all. You can do this to save all the files as well, or to close all the files without saving such as: