This is the 7745th most frequent Chinese word.
重装
"重装" means "reload" or "reinstall."
Here, '重装' means 'to reinstall', referring to the process of reinstating software or systems.
我需要重装电脑的操作系统。
I need to reinstall the computer's operating system.
'重装' in this context refers to 'reassembly', indicating putting components together again.
这个机器的重装流程非常复杂。
The reassembly process of this machine is very complex.
Just like the first sentence, '重装' here means 'to reinstall', specifically for an application.