How you can repair Roblox lag – 5 Straightforward Steps
Bad Game/Place: The game may have bad scripts or may have too many objects. Graphics Lag If your laptop or the device you are playing the game on is not able to handle the load, it may result in sudden lags/ choppiness while playing roblox.
Fix 3: Update your network driver. When your Roblox is lagging, it’s generally a sign of a slow connection. Your outdated network driver can be the culprit and makes your game super laggy. To fix it, you need to update your network driver, especially if you can’t remember when was the last time you updated it. How to update network driver
Method 2 Method 2 of 5: Improving Your Internet Connection
If lowering the graphics quality didn't improve the gameplay, check to make sure your device isn't running other high-power apps. If it is, try closing any unwanted apps to make sure they aren't taking up system resources that Roblox may need to run properly.
Go to Settings. Under the GRAPHICS section, you can check the graphics level of Roblox. To lower the level, first toggle the Graphics Quality - Auto to disable it. Then make any necessary adjustments to lower your level.
Lower graphics levels will reduce some of the image/visual quality but it also means that your device works less to run Roblox and may result in a better gameplay experience.