新增 Kernel Panic - not syncing: VFS: Unable to mount root fs on unknown-block

Kernel Panic - not syncing%3A VFS%3A Unable to mount root fs on unknown-block.-.md

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+# 1. 修復損壞的 Kernal
+
+```bash
+sudo apt -f install
+```
+
+# 2. 列出所有 Kernal
+
+```bash
+dpkg --list | grep linux-image
+```
+
+# 3. 移除低版本到無法移除
+
+```bash
+sudo apt purge -y linux-image-x.xx.x-xxx-generic
+```
+
+# 4. 更新 GRUB 2
+
+```bash
+sudo update-grub2
+```
+
+# 5. 更新 Kernal 到現在的版本
+
+```bash
+sudo apt update && sudo apt upgrade -y
+```
+
+# 6. 試著重啟看看是否正常
+
+```bash
+sudo reboot
+```