Thanks to all who responded... I never knew Boot Camp Assistant could make bootable Windows flash drives! Yes, this did the right thing. Very nice.
Thanks! -Carl > On Jul 26, 2020, at 2:48 PM, Macs R We <[email protected]> wrote: > > When I've had to do this, I usually just have the originator (e.g., MS Media > Creation Tool) write the file directly to the USB in the first place, > precisely to avoid issues like this. > > You might try a "cloning" utility, such as Carbon Copy Cloner or the cloner > tool in Drive Genius. > >> On Jul 25, 2020, at 9:25 PM, David Schwartz <[email protected]> wrote: >> >> Maybe Roxio Toast would work. >> >> >> >> >>> On Jul 25, 2020, at 9:22 PM, Carl Hoefs <[email protected]> >>> wrote: >>> >>> I just tried this command: >>> >>> $ sudo dd if=Win10_2004_English_x64.iso of=/dev/rdisk2s1 bs=1m >>> >>> It completes successfully, but the flash drive is rendered unreadable by >>> both macOS and Windows. I guess I'll have to give up and buy an el-cheapo >>> Win10 CD on eBay... >>> >>> -Carl >>> >>> >>> >>>> On Jul 25, 2020, at 6:15 PM, Carl Hoefs <[email protected]> >>>> wrote: >>>> >>>> I am trying to write a .iso file to a USB flash drive to be used to >>>> install Windows 10 onto a PC with a blank HDD. >>>> >>>> I've downloaded the 5.27GB 64bit Windows10.iso file (twice) from >>>> microsoft.com, but when I use DiskUtility.app to "restore" the .iso file >>>> to the flash drive (formatted as ExFAT & GUID), it always errors out with: >>>> "Could not validate source - invalid argument". It sounds like it's trying >>>> to parse the .iso file and can't (the .iso isn't corrupted). This is the >>>> behavior on both Mojave and Catalina. >>>> >>>> Is there any other way I can do this on a Mac, or do I have to hunt down >>>> another Windows PC? >>>> >>>> -Carl >> _______________________________________________ >> MacOSX-talk mailing list >> [email protected] >> https://www.omnigroup.com/mailman/listinfo/macosx-talk > > _______________________________________________ > MacOSX-talk mailing list > [email protected] > https://www.omnigroup.com/mailman/listinfo/macosx-talk
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