More storage

Your iPad will always have the same amount of storage it came with. the only way to gain more space is to delete photos, messages, apps, etc.. Be sure to save important photos and data to your computer or an external drive. Check this link...

How to check the storage on your iPhone, iPad, and iPod touch - Apple Support

Welcome, FennelAr_, to Apple Support Communities!

frazzm737’s reply is completely correct, though you can also use iCloud storage to help offload files, from Apps that support it, to help decrease how much space is used on your iPad.