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+# AdGuard
+
+## Backup
+
+```shell title="Backup AdGuard config"
+cp /opt/adguard/AdGuardHome.yaml /var/backups/adguard/
+```
+
+## Restore
+
+```shell title="Restore AdGuard config"
+cp /var/backups/adguard/AdGuardHome.yaml /opt/adguard/
+```
+
+## Tailscale
+
+```shell title="Change MTU"
+ip link set tailscale0 mtu 1180
+```