Why I am I not getting round soldering balls when tinning pads

Irris sensor, auto rotate and light sensor not working.

Error 51 iPhone 7 after restoring

iCloud Locked iPhone 6s

Introudction to Micro Soldering

MacBook Pro does not power on

MacBook Pro stuck on apple logo with loading

Apple home button won't stick bag

iPhone 6 board damaged

MacBook stuck on white screen after update.