how do i get my iphone out of lost mode?

Hi

If you have recovered your iPhone, to turn off Lost Mode:

• Enter the passcode on your device.
• Or turn it off via iCloud.com:

  iCloud: Use Lost Mode

• Or turn it off via the Find My iPhone app on another device:

  Find My iPhone app

• More information:

  If your iPhone, iPad, or iPod touch is lost or stolen - Apple Support

Or if your iPhone is disabled, follow the instructions here:

If you forgot the passcode for your iPhone, iPad, or iPod touch, or your device is disabled - Apple Support