Apple has updated its iOS 8.4 and iOS 9 beta letting developers test a new fifth version and users wait for the soon public release date. Is it possible to unlock iOS 8.4 iPhone 6? It is actually possible even if you are running beta at the moment. There is nothing difficult or complicated about it because factory unlock supports ALL firmwares.
You can place iPhone 6 AT&T unlock request and perform iOS 8.4 SIM unlock for contract and off contract models. This is the safest service you can find on the web. Before you choose to proceed it is better to learn in details how to unlock iOS 8.4 iPhone that is currently running any 8.4 beta or will soon be updated to the final OS version.
How to Unlock AT&T iPhone 6 iOS 8.4
Step 1. Before you choose to order any types of unlocks you should check your iPhone model, carrier and a couple of important statuses. For example, you can use IMEI network checker, blacklist check service and contract / off contract service.
Step 2. Re-check your iPhone model and iOS version it is running.
Step 3. It is always best to double check everything before you finally order AT&T iPhone 6 iOS 8.4 unlocking service or other models / carriers.
Step 4. Order unlock and wait till you become SIM free.
It is great that after you are factory unlocked you can install newer versions of iOS firmware or downgrade to previous versions supported by Apple. The unlock will remain untouched. Besides, you can later jailbreak iOS 8.4 or other firmware. Chinese groups of hackers are working on the tools though Apple doesn’t really like this.
Unlock, at the same time, is official and allowed by the iPhone maker. It is permanent, quick and simple. Apple warranty is untouched this is why the service is 100% safe for all iOS users.