With ventoy, you don’t need to format the disk over and over, you just need to copy the ISO files to the USB drive and boot them directly.
Whats ventoy? Ventoy is a free and open-source utility used for writing image files such as .iso, .wim, .img, .vhd(x), and .efi files onto storage media to creat...
Or try GLIM instead. Works pretty well, although it has some minor limitations, like using FAT32 and having a set list of distributions you can use with the tool.