If you have lots of photos in your phones, computers or cameras, you can consider uploading them to Google Photos. Using Google Photos you can get 15GB free storage by default, but if you change setting, you can get unlimited storage for free.
How to set a unlimited Google Photos storage for free?
1: Sign in your Google Photos;
2: Click Main Menu icon on the top left corner:
3: Select Settings menu:
4: Now you can see the first setting item is for change photo’s quality, if you keep Original quality, you will only have 15GB free storage, If you select High quality, you will get free unlimited storage.
Why High quality can get unlimited storage?
Answer from Google:
-Photos are compressed to save space. If a photo is larger than 16MP, it will be resized to 16MP.
-You can print good quality 16MP photos in sizes up to 24 inches x 16 inches.
-Videos higher than 1080p will be resized to high-definition 1080p. A video with 1080p or less will look close to the original.
Other ways to get unlimited storage:
Free unlimited storage for Pixel and Pixel 2 users
If you have a Pixel, you get unlimited free storage at Original quality for photos and videos uploaded from your phone. You won’t be able to use “High quality.”
If you have the Pixel 2, you get free unlimited Original quality storage for photos and videos uploaded from Pixel before Jan 16, 2021. After that, new photos will be uploaded at High quality for free. If you upload new photos at Original quality, it will count against your storage. Photos uploaded before Jan 16, 2021 will remain free at Original quality.