Trying to do an iPhone recovery from iCloud.

If you want to restore data from an iCloud backup, use these instructions:--> Restore your iPhone, iPad, or iPod touch from a backup

If you mean something different, please specify your needs better.

Regards

Giulio

Not a lot of information in your post. To clarify: Are you trying to:

1. Restore your iPhone from a backup in iCloud?
2. Restore your iPhone back to factory setting?
3. Trying to restore your phone due to having jailbroken it?

For #1: Restore your iPhone, iPad, or iPod touch from a backup - Apple Support

For #2: Restore your iPhone, iPad, or iPod to factory settings - Apple Support

For #3: How to erase your iPhone, iPad, or iPod touch - Apple Support