update downgrade

Author: ryosukeeeeee

docs/advanced/troubleshooting.md

@@ -90,7 +90,7 @@ sudo pacman -Sc
 
 ### 软件的降级
 
-在 archlinux 上 偶尔会出现某一个包的最新版本有各种问题的情况，此时需要降级该包以正常使用，包可以是普通软件，也可以是内核。
+在 archlinux 上 偶尔会出现某一个包的最新版本有各种问题的情况，如某些软件过新, 而一些依赖并没有支持,比如[virtualbox 在 linux5.18 内核下的崩溃](https://bugs.archlinux.org/task/74900)，此时需要降级该包以正常使用。包可以是普通软件，也可以是内核。
 
 ```bash
 yay -S downgrade

docs/uk/advanced/troubleshooting.md

@@ -90,7 +90,7 @@ sudo pacman -Sc
 
 ### Software downgrade
 
-Occasionally, on archlinux, the latest version of a certain package has various problems. At this time, the package needs to be downgraded for normal use. The package can be ordinary software or kernel.
+Occasionally, on archlinux, the latest version of a certain package has various problems, such as some software is too new, and some dependencies are not supported, such as [virtualbox crash under linux5.18 kernel](https:// bugs.archlinux.org/task/74900), at which point the package needs to be downgraded for normal use. A package can be either normal software or the kernel.
 
 ```bash
 yay -S downgrade