Samsung power bank 10000mah - NOT charging REPAIR

This Samsung powerbank will not charge. What is the cause and can i fix it?

This is a 10,000 mAh Portable Battery with USB-C Cable. Dual-port charging capability, Samsung Portable Battery can power two devices simultaneously.

▬ Contents of this video ▬▬▬▬▬▬▬▬▬▬

00:00 - Intro
00:29 - Analysis
01:56 - Disassembly
05:02 - Battery is not charging
05:19 - Trying to find a hotspot / short
06:50 - Charging indicator
07:12 - Trying to charge batttery
08:50 - Remove battery
09:28 - Fake a full battery
10:02 - Charge battery from power supply
10:26 - Probing and testing components
14:05 - Testing component off circuit
17:00 - Reflowing some IC's
20:03 - WS3210C68 BGA chip has a crack
20:37 - Remove WS3210C68 BGA
21:22 - WS3210C68 is a over voltage protection
21:32 - Clean BGA pads
22:54 - Reflow new WS3210C68 BGA IC
32:02 - Connect battery to PCB
33:12 - Assembly
36:26 - Final test