system version Remark
Natrgro
1. Change source
Replace USTC arch source software
sudo vim /etc/pacman.conf
[ archlinuxcn]
SigLevel = Optional TrustedOnly
Server = https://mirrors.ustc.edu.cn/archlinuxcn/$arch
2. The system initialization Contrast version 2.1 upgrade ago
To see the old version and the new version of the installation package effectively cancel /etc/pacman.conf in " VerbosePkgLists " comments
vim /etc/pacman.conf
pacman -Syu
Package ( 6) Old Version New Version Net Change Download Size
extra/libmariadbclient 10.1.9-4 10.1.10-1 0.03 MiB 4.35 MiB
extra/libpng 1.6.19-1 1.6.20-1 0.00 MiB 0.23 MiB
extra/mariadb 10.1.9-4 10.1.10-1 0.26 MiB 13.80 MiB
3. Install the software 4. Uninstall software
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