Raspberry Pi OS 64bit Sega Saturn & Firefox 64bit. Raspberry Pi 4.

Raspberry Pi 4 4gb

Running from an ssd drive no sd card

Overclock settings in config.txt

over_voltage=6
arm_freq=2147
gpu_freq=750

Firefox 64 bit
Sega Rally Saturn emulator

Search emulator under add remove software
Yaubause Qt port

Raspbian is now renamed to Raspberry Pi OS
And it’s now a 64bit OS

See this video for SSD instructons
Raspberry Pi 4. Tutorial Official USB SSD Boot. ## at 3.38 extra step see pinned comment ##
https://youtu.be/AskGItLhESk

Official Forum post
https://www.raspberrypi.org/forums/viewtopic.php?f=117&t=275370

All of my Pi videos are here (170 plus)
Raspberry Pi 4 Raspbian and more
https://www.youtube.com/playlist?list=PLMJAjiTgBtFnaITgDfjTnsL9RlnyPTl7M

source