You’ll need to save that to the “labo” folder and install it on your computer: I used Chrome and installed it by going to Settings, scrolling down to “Show Advanced Settings…” and hitting the “Manage Certificates” button. When you’re sending payment, make sure to include your Twitter name in the notes, as that’s how he’ll contact you.Ħ) When Retronlabo contacts you, respond to his email and attach the retron-update-request.dat your system generated in step 3.ħ) He will then respond with an attached certificate. The maximum donation of 1000 Yen is only about $8, so I recommend that one Retronlabo put a lot of work into this and has to pay for hosting, so if you can afford the few extra dollars, it would be nice to donate the higher amount. This folder is just to keep everything in one place, but should be saved after you’re finished, in case you ever need to re-flash the firmware.ĥ) Go to and donate.

This can be either card, as this is just to collect the update file.ģ) Go to settings, scroll down to “Write firmware update request to SD” and allow the Retron 5 to create the file on the SD card.Ĥ ) Crate a folder on your desktop called “labo” and move the retron-update-request.dat to that folder.

Both need to be at last 512MB.Ģ) Power on your Retron 5 and insert an SD card that’s at least 512MB and formatted to FAT32. Card #1 will just be used for this installation and can be formatted again after, but Card #2 will be the one the Retron 5 uses to play roms.

– One wired controller, either NES, SNES or Genesisġ) Format both SD cards using SD Formatter. If you need any assistance, I suggest trying the Assemblergames thread, or if you already purchased the firmware try Retronlabo’s member’s only forum: This page provides step-by-step instructions on how to install Retronlabo’s firmware update for the Retron 5 system, taken from both Hyperkin’s site, as well as Retronlabo’s.

How to play rom hacks on retron 5