i backup with icloud from last device now i sign in icloud in new device now how to apply or instal all information apps photo in this iphone

Hi amirhm1997,

Welcome to the Apple Support Communities! I'm a bit unclear on your exact situation, but if you are looking to transfer your content from your old iOS device to your new iOS device via an iCloud backup, you may find the steps outlined in the following article helpful:

Transfer content from an iPhone, iPad, or iPod touch to a new device - Apple Support

Cheers