Is there a way to increase iCloud storage for free?

Is there a way to increase iCloud storage for free?

No.

Can I have Facebook installed on my iPhone

Yes, if

• You have enough space available on your iPhone,
• You have an accepted payment method on file with your Apple Account. This is necessary because although the app is free, there are possibilities for in-app purchases,
• You live in a country that does not restrict or ban FaceBook. https://en.m.wikipedia.org/wiki/Censorship_of_Facebook

Can FaceBook be installed on Apple Watch?

I do not see the FaceBook app being available on my Apple Watch 9.

If any of the six options listed below is true, selecting "None" as a payment method won't appear, and you cannot remove an expired or lost card. In such cases, providing billing information is mandatory.

The "None" option will not appear...

1. If you have an unpaid balance or payment due
2. If you have a subscription that automatically renews
3. If you're using the iTunes Store or App Store for the first time
4. If you are not in the country or region you’re creating an Apple ID for
5. If you changed your country or region
6. If you're a part of Family Sharing

If you can't download, make purchases, or update apps, including free apps, you must update your payment method or add a new one. If you verified that a payment method is available in your country or region and you're still having trouble, learn more.

Nothing gets charged for Free App Downloads.

Nothing will be deducted from the Payment Method unless a purchase is made.

Manage App Store purchases, settings, and restrictions on ...

https://apps.apple.com/us/app/facebook/id284882215

Yes, on the iPhone (this forum, and I have no idea what Watches can do), according to the information you provided. Read this document to learn how to download apps and games on your iPhone or iPad

Download apps and games on your iPhone or iPad - Apple Support

Hello,

Facebook is a free app. So you would not be charged for the download.

However, if you have any unpaid balances or subscriptions that renew, and you don't have a payment method set up, you will not be able to download anything.

Good luck.