about:preferences produces a blank page (crashes internally) when Tor Browser is built with --disable-tor-launcher on x86_64
I had to apply https://github.com/SLNOS/tor-browser/commit/87c24c7709e2c7657f8a304635e7fb18429229de.patch for it to work, which is not ideal.
Trac:
Username: oxij
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information