When you’re trying to play Roblox and keep getting the “Bad Request 400” error, it can put a wrench in your plans.

If you have encountered the Bad Request, Roblox Error Code 400 on your Windows PC, you can apply any of the solutions in this post to fix the error.

If you’re on the hunt for how to fix Error 400 in Roblox, here’s everything you need to know. Let’s get into it, shall we?

Clearing your cache is unlikely the fix for the majority of 400 bad request issues, but it's quick and easy and worth trying.

Creating a game on Roblox, while far easier than making one from scratch, is not a cakewalk, given the number of possible errors users might encounter on their design platform.

Fix #3: Update Roblox installation files. If Roblox is still showing the same crash error, the final solution that you can try is to update certain files in the installation folder.

By Grace Posted on July 28, 2021 Updated on August 30, 2023 This post highlights a few potential solutions to fix Roblox Send Request failed error:HRESULT 0x80072efd in Android 11.