In my opinion there are two choices:
1) keep it, but under a different template name/category and/or with a different localization string like: Save outside sandbox: Account information for websites, apps and networks or just Save outside sandbox: Windows credentials
2) remove it
https://github.com/sandboxie-plus/Sandboxie/blob/003020feee5a38d1c9719577a535eae782fbbb33/Sandboxie/install/Templates.ini#L148-L151
https://github.com/sandboxie-plus/Sandboxie/blob/28a3109653e3a702adb7504155956b83bcf74a76/Sandboxie/msgs/Sbie-English-1033.txt#L3259-L3261
In my opinion there are two choices: 1) keep it, but under a different template name/category and/or with a different localization string like:
Save outside sandbox: Account information for websites, apps and networks
or justSave outside sandbox: Windows credentials
2) remove it