Find my I phone

Hello Praisethelord

You will do that from icloud.com website. Check out the quoted section below for the steps to turn off Lost Mode.

iCloud: Use Lost Mode

http://support.apple.com/kb/PH2700

Stop Lost Mode or change your contact info

1. Sign in to icloud.com/#find with your Apple ID (the one you use with iCloud). 
If you’re using another iCloud app, click the app’s name at the top of the iCloud.com window, then click Find My iPhone.
2. Click All Devices, then select the device that’s in Lost Mode.
3. Click Lost Mode, then change the information or click Stop Lost Mode.

Regards,

-Norm G.