default system means windows_10

set the default start app

win + R input shell:startup

如果电脑开机内存占用过高，请调整一下虚拟内存，这点很重要

这是官方链接

some shortcuts

ctrl+esc open start menu win+. open the emoj editor 🤣 and enter backspace can exit.

settings about shared folder

pay attention to the security.

computer system knowledge

Load a computer system.

1. Pay attention to the disk type.There are two types Mbr and Gpt.
1. The two types corresponding to these two disk types are legacy and uefi
1. Uefi is more advanced.

rufus

make a boot disk.

ventoy

make multiple system boot disk.