Originally Posted by DIGITALIZOR
This is so well explained:
Easy HOW-TO flash guide:
I understand this very well...
fastboot.exe flash boot 681.img
I'm kidding, what is asked to do?
What is the protocol?
What do I have to use?
Command Prompt ?
Not the proper way to get help dude. Use Flashtool to flash that .img file.
Future Phone: Don't know yet?
Current Phones: Xperia Z Ultra 6806
Past: Samsung Galaxy Note 3 AT&T [Unlocked], LG Optimus G Pro AT&T, LG Optimus G AT&T, LG Google Nexus 4, Samsung Galaxy S3 AT&T, Samsung GS2 AT&T, Sony Xperia ion AT&T, Samsung Infuse AT&T(First Android Phone), All iPhones before that.