Fixing the "Authentication Failed" Roblox Error 429 on Windows PC
Error 429 occurs for some players when trying to play Roblox games, with an "Authentication Failed" message. For instance, a player described the issue as follows:
“When I try to launch an experience from the (Roblox) website, 90% of the time it says error 429, and my settings won’t save anymore.”Players are unable to access and play Roblox games due to this error.
To resolve this issue, check the Roblox server status to see if there's a general server-side problem causing the error.
Author's summary: Fix Roblox error 429 on Windows PC.