In one of my production environment, we have download restrictions so we have to download Eclipse plugin jar/zip file externally and then copy back to internal network and d
Help
/ Install New Software...
Add
buttonAdd Repository
dialog that appears, click the Archive
button next to the Location
fieldOK
You could also just copy plugins to the eclipse/plugins
directory, but it's not recommended.
You can try this
click Help>Install New Software on the menu bar