QEMU Manager 7.0 beta installation

[TaffPlaysYT]

Hi all,
I am trying to install Whistler Build 2419 into QEMU Manager 7.0, and I cannot figure out how to set the bios date, I looked everywhere, how can i do this?

[user99672]

Stop using QEMU Manager, it's old and broken.

Second, look here and read the documentation for the -rtc argument