How do I delete "Other" on my MacBook Air?

Those items listed, are not in a folder you can act on. Their names are not actionable as such.

You can 'manage' the contents of the List somewhat.

General ideas may be found by reading articles such as this:

• What is "Other" and What Can I Do About it - Apple Community

https://discussions.apple.com/docs/DOC-5142

• Free up storage space on your Mac - Apple Support

https://support.apple.com/en-us/HT206996

• What is "Other" storage on a Mac, and how can I clean it out - Apple Community

https://discussions.apple.com/docs/DOC-250002781

• The Files That Make Up the 'Other' Storage Category, and how to remove them | eshop.macsales

https://eshop.macsales.com/blog/42744-the-files-that-make-up-the-other-storage-category-and-how-to-remove-them/

Hi Eulipion,

"Other" refers to data stored directly inside your apps. You can manage that data using the steps in this user tip: https://discussions.apple.com/docs/DOC-250002781