Balkan HUB knowledge base

Guides and how-tos for Apple devices

Everything you need to know about repairing, maintaining and using iPhone, Mac and other Apple devices. Articles by our technicians.

iPhoneMac

How to check a used iPhone before buying in Belgrade

Buyer's checklist: what to inspect on a secondhand iPhone, how to spot fakes and check for locks. A complete step-by-step guide.

Step-by-step guide: backup, Apple ID sign-out, factory reset. Everything you need to do to sell your iPhone safely and get the best price.

A complete guide to iPhone battery diagnostics: where to check the condition, what the numbers mean, and when it's time to replace the battery.

MacBook getting hot and loud? We explain why cleaning matters, how often to do it, and exactly what happens during the service.