Error 529 is actually an HTTP error. So this error is definitely fake. More on reddit.com

Hello don’t worry it’s an ongoing bug that’s happening since they came out with a new update which affected arm64 and affected other pc making it so you can’t access Roblox so just wait till they fix it More on reddit.com

Type your error right into google IPTV error code 999 typically indicates a network connection issue, server-side streaming failure, or a rate-limiting error (too many requests). To fix it, restart your modem/router and streaming device, clear the app cache, or reinstall the application. If issues persist, it may be a service-wide outage. More on reddit.com

u/Dangerous-Ad-569 , I have found some errors in your post: “sense if your [you're] with a friend\” “alone its [it's] all fine” It is possible for you, Dangerous-Ad-569, to type “sense if your [you're] with a friend\” and “alone its [it's] all fine” instead. ‘Your’ is possessive; ‘you're’ means ‘you are’. ‘Its’ is possessive; ‘it's’ means ‘it is’ or ‘it has’. This is an automated bot. I do not intend to shame your mistakes. If you think the errors which I found are incorrect, please contact me through DMs! More on reddit.com