In an academic setting, LibreOffice is a good substitute if:
I got away with using LibreOffice in university since:
From experience, a moderately-formatted document with images will survive about 3 round trips between MS Office and LibreOffice before something breaks (things on the page get completely rearranged or get stuck and can’t be moved or deleted).
And despite having used LibreOffice for several years now, I still feel like I’m having a stroke when I see the default interface. For sanity, either set the user interface (under View menu) to tabbed or sidebar, or customize the toolbar to match that of Google Docs.
It’s also likely that the mSATA slot is bottlenecked since it runs at SATA II speeds while the 2.5 bay runs at SATA III speeds. This becomes noticeable with heavy swapping or flatpak updates. I found this out the hard way because I want my boot drive on my 256 GB mSATA instead of the 2 TB SSD that I use for media and backups.
I’m also considering this when it comes time for me to update. I would:
Debian stable: