You may need to log out and log back in for the addition of the sudo group to take effect.

The default config sudo should be fine, but if the above doesn’t work then you may also want to look up “visudo” to check/modify the sudo config.

I thought that was…

mandated

YyyYyYeeeaaaAaaAaaAhhHhHhhhHH

Yep, hence the preface. Just offering up an alternative to using software they’re concerned about in case they don’t know they have the option. 🙂

I’m going to assume that by the way you’re describing it, using an excel alternative is totally out of the question or simply not possible, but just in case it isn’t…

If you haven’t heard of it, check out LibreOffice.