How to Fix Laggy Dashboard Menu on Xbox Series X | S
This step-by-step video tutorial will guide you through the procedure of fully shutting down your Xbox and helping to fix a laggy dashboard menu:
Go to "Settings", "General", "Sleep mode & startup" and select "Full shutdown"
It also shows how to make the Xbox fully shut down each time, instead of going into standby mode:
Go to "Settings", "General", "Sleep mode & startup", select "Sleep Mode" and choose "Energy saver"
Please feel free to ask in the comment section if you have any questions regarding this procedure.