Package Manager Disappeared?

Just asking something. I cannot find the package manager in the window tab. Is it because I did something wrong before or it’s just one of Unity’s bug?
4418095--402778--upload_2019-4-11_22-59-35.png

What version of Unity? You might try "Reset Packages to Default’ under the Help menu.

Thank you so much it worked!:slight_smile: I’m using Unity 2018.3.6f1 btw