I don't know if anyone uses TechTool Pro 13. It doesn't work with Big Sur. I've asked them on the Micromat Forum and Micromat says its my fault for not checking compatibility and it wasn't their job to warn their customers i.e. by sending out an email
On Fri, 20 Nov 2020 at 16:49, mac98aop <[email protected]> wrote: > And I still feel optimistic that Big Sur should work on a Fusion Drive. > Hate to think it's been left behind when it's really still far from > old/obsolete. I know it's all about SSD now, but perhaps I'm being too > optimistic. > > At least if it bricks the iMac, it'll be up to Apple to resolve?! Even > without warranty, if an Apple OS update ruins an Apple machine that it's > released for, I'd like to think they'd help out?! > > On Friday, 20 November 2020 at 16:32:24 UTC mac98aop wrote: > >> Ok, thanks Sam and Tony. >> >> I'll peruse the Support pages and see what's what. >> And I won't be installing the SSD myself, Sam, it sounds terrifying - but >> might be the way to go with experienced expert! I did my MBPro as you >> advised a while back, but that was easy in comparison! >> >> Adam >> >> On Friday, 20 November 2020 at 16:30:19 UTC [email protected] wrote: >> >>> I’d avoid updating to Big Sur with a fusion drive. This has failed for a >>> number of iMac users to date although rebuilding the fusion drive seems to >>> overcome the problem ( not aware what is required to do this other than it >>> requires use of the Terminal app). >>> >>> You can check on this on the Apple Community Forum in Apple's Support >>> pages. >>> >>> -- >>> Tony Crooks >>> [email protected] >>> +44 7428 706227 <+44%207428%20706227> >>> >> -- > You received this message because you are subscribed to the Google Groups > "Sussex Mac User Group" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/smug/6aec264f-91a3-4955-bcd3-e2b5ec7d2bf1n%40googlegroups.com > <https://groups.google.com/d/msgid/smug/6aec264f-91a3-4955-bcd3-e2b5ec7d2bf1n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Sussex Mac User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/smug/CAJLFDM8jGVAz1Fy4DYvnO-sU4rhpvj9M3sKokke1GpYHvYUerQ%40mail.gmail.com.
