Links for rabab tutorials here:
https://duckduckgo.com/?q=rabab+tutorials&bext=msl&atb=v34-1a_&ia=videos
Well, just have a little patience, they will have them all in good time.
This may help you adequately:
There are many medications for treating HBP and because it is potentially life threatening it is imperative you seek advice from your GP and not from a Q&A Forum.
I strongly advise you to click on the link below and read through it thoroughly, it may save you money and a lot of hassle:
https://discussions.apple.com/thread/6565285?start=0&tstart=0
Join the club! I run a Mac OS X 12.1 and I haven't been able to upload an image for ages. It would seem aka don't or can't support the Mac OS X but maybe we are missing something.
...... mount my horse and head off to Vegas.
It appears you may have been misinformed. Check out your source of information and redirect your enquiry appropriately.