Why Registry Is Bad?

The registry is such a bad thing because: It's full of unintelligible clutter(e.g. HKLM/SOFTWARE/Classes) It doesn't cull data from uninstalled applications. It's still susceptible to corruption due to bad shutdowns, which has caused several of my always-on-except-in-a-power-cut machines to be irreparably damaged.

Is changing registry bad?

Editing the registry is sometimes the best route to resolving a problem or tweaking Windows to meet your needs. ... One wrong edit, in the wrong entry, can render a Windows machine unusable or worse -- unbootable. So any user who attempts to edit the registry needs to do so with caution.

What causes registry corruption?

There are many reasons why a registry hive may be corrupted. Most likely, the corruption is introduced when the computer is shut down, and you cannot track the cause because the computer is unloading processes and drivers during shutdown. Sometimes, it is difficult to find the cause of registry corruption.