how to restore only imessages on iphone after factory r

seanlje wrote:

I backed up my iPhone on iCloud And then I reformatted my phone. I only want to restore my iMessages now, how do I do that?

Unfortunately, a "Restore" is an all or none choice. You will be unable to select only "iMessages."

seanlje wrote:

How do I restore everything? I can’t seem to find the option on my iPhone

Restore your iPhone, iPad, or iPod touch from a backup - Apple Support provides the explanation.