https://win-tab.net/android/adb_backup_1607221/
ここを参考にやっているのですが
adb backup -f 任意のファイル名 -apk -obb-shared -all -system
この　任意のファイル名　を好きにいじってエンターを押すと
WARNING: adb backup is deprecated and may be removed in a future release
adb server version (31) doesn't match this client (41); killing...
* daemon started successfully
adb: unable to connect for backup: device offline

C:\Users\※※※\Nox_share\ImageShare>adb backup -f ※※※ -apk -obb -all -system
WARNING: adb backup is deprecated and may be removed in a future release
adb server version (31) doesn't match this client (41); killing...
* daemon started successfully
adb: unable to connect for backup: device offline

と出て、Nox側で全く反応がありません