Hi Help_me_now_please_please,
We understand you would like assistance in managing your iCloud photo and video storage. We'll be happy to offer some guidance. If you're using iCloud Photos, any photo you delete from your device will be deleted from all your devices. This article can help set up iCloud Photos as well as offer guidance on how to save space on your device by enabling Optimize Storage:
Set up and use iCloud Photos
We would also like to share these resources that can help manage your photo an video storage:
Manage your photo and video storage
Delete photos on your iPhone, iPad, and iPod touch
And lastly, this article has great steps on other ways to transfer your photos if needed:
Transfer photos and videos from your iPhone, iPad, or iPod touch
Hope this helps!
Have a great day.