Multiple Versions in SMF

[Boomslanger]

I have multiple versions of SMF Gallery Pro showing up in my Package Manager (see attachment). Is this OK? Can I get rid of the old versions without affecting my current version?

[ Guests cannot view attachments ]

[SMFHacks]

yes you can i would keep the oldest incase you need to uninstall

[Boomslanger]

Thanks. Just wanted to make sure, and good advice.