You probably want to avoid using QR codes with MS Access, see my comments on it on my website here:-
Barcodes Bar-codes along with a bar-code scanner can be a very useful feature to add to your database. You can quickly scan in serial numbers from mass deliveries of items / components. Bar codes are also very handy for managing the repair process of an item returned for repair. For example, by...
www.niftyaccess.com
With regard to generating QR codes in MS Access, there have been several threads in access world forums about it, I particularly recall this long thread, the QR code discussion started Here:-
Unfortunately I've got 64-bit, and it doesn't work for me with the "Value" .... I've got a couple of other things to try. I'm using MS Access 2016 on a 64-bit machine, and the code works fine. Initially it didn't. I discovered that because I use "Option Explicit" by default the line of code...
www.access-programmers.co.uk
I don't think it is possible yet, not without some sort of web interface. As I say on my website it's probably not the way to go, QR codes are for storing a lot of information, probably overkill with in MS Access.