Tested the current Lubuntu Impish iso file dated
2021-08-17 17:22 "impish-desktop-amd64.iso"
Booting a cloned USB drive works [not only in BIOS mode but also] in UEFI mode in a Dell Latitude E7240 :-)
So I can confirm that the bugfix works also to boot Lubuntu Impish in my Dell.
Tested the current Lubuntu Impish iso file dated
2021-08-17 17:22 "impish- desktop- amd64.iso"
Booting a cloned USB drive works [not only in BIOS mode but also] in UEFI mode in a Dell Latitude E7240 :-)
So I can confirm that the bugfix works also to boot Lubuntu Impish in my Dell.