Professional cellphone repair guide and high quality cellphone repair tools

No doubt, sometimes iPhones also get lots of problems like other phones, and most of these problems can be diagnosed by Apple store, but sometimes it's really a bit annoying and troublesome.  However, this article will tell you how to diagnose iPhone problems without the Apple store, the basic diagnosis may help you before going to an Apple store. You need prepare some iPhone repair tools , then start. 1. Diagnosis when iPhone Slows Down We can often see that the iPhone OS gets slow after upgrading. so just try these steps before you go to Apple store: Reset your iPhone: If resetting your settings doesn' t do the trick for you, backup all your data and reset your iPhone. This will wipe all data and you' ll be starting fresh. Reset all settings: This does not delete any of you data or apps, but will reset all settings and customizations. Downgrade iOS: As a final solution, try to downgrade your iOS to verify it' s not the upgrade that' s causing the slo...