Re: Is it possible to dual-boot both MBR & GPT without changing BIOS settings on laptop
"Carlos E.R." <[email protected]>
| Newsgroups | alt.os.linux,uk.comp.os.linux,alt.comp.microsoft.windows,alt.comp.os.windows-11 |
|---|---|
| Message-ID | <[email protected]> |
On 2025-12-16 18:04, Java Jive wrote: > On 2025-11-11 00:27, Java Jive wrote: >> >> However, as it has turned out, I've only been able to achieve partial >> backward compatibility in that all the 64-bit OSs can now be booted >> from D3, but not the 32-bit OS, I've not been able to find a way of >> booting Win 7 Pro 32-Bit from UEFI. Further, I have not been able to >> find a way of booting *ANY* 32-Bit OS, not even a UEFI boot Win 8 Pro >> 32-Bit installation USB, when using UEFI on that particular PC (so >> probably none of the others either, because they're all identical or >> nearly so), so I suspect that this is a firmware limitation with this >> range of PCs. > > Had another look at this today, and, as I suspected, it is indeed a > firmware limitation of these Dell Precision M6700/M6800 laptops: > > https://www.google.com/search?q=boot+via+UEFI+32- > bit+windows+on+Dell+Precision+M6700 > > "AI Overview > > Booting a 32-bit version of Windows in UEFI mode on a Dell Precision > M6700 is not typically possible, because the system's UEFI firmware is > 64-bit and does not support native 32-bit UEFI booting. Most modern > systems, including the M6700, use a 64-bit UEFI, which requires a 64-bit > operating system to boot in UEFI mode." > Ah. -- Cheers, Carlos. ES🇪🇸, EU🇪🇺;