How do I fix this?

For computer questions/assistance. When asking a question or stating a problem, please add as much detail as possible. If you have a specific Keyboard/Mouse/AnyPart that is doing something strange, include the model number i.e. If you have a hard drive that is making a weird noise or is failing, please include the Model Number, when you started using it and any other details such as "I dropped it" or "It is brand new". These are important and can save you time when getting a question answered.
The windows11 drive at the bottom appeared after I moved my OS to a new ssd, is it safe to get rid of it?

For computer questions/assistance. When asking a question or stating a problem, please add as much detail as possible. If you have a specific Keyboard/Mouse/AnyPart that is doing something strange, include the model number i.e. If you have a hard drive that is making a weird noise or is failing, please include the Model Number, when you started using it and any other details such as "I dropped it" or "It is brand new". These are important and can save you time when getting a question answered.