### Answer
Based on similar issues reported by other users, here are some steps to try:
1.
Use a desktop browser - Users experiencing HTTP 400 errors on mobile browsers have been advised to use a desktop instead [(1) ](
)
2.
Try incognito mode in Chrome [(2) ](
)
3.
Switch networks - Try using mobile hotspot/LTE data instead of WiFi, as some users found the issue was network-related
4.
Test with a VPN or different geographic connection
For account-related issues like session resets or Auth0 reattachment, you'll need to contact Retell support directly at
support@retellai.com [(3) ](
)
When contacting support, include:
- Your account email
- Device and browser details
- Network you're using
- Any error screenshots
Note: Past HTTP 400 dashboard issues have been server-side problems that Retell's team resolved [(4) ](
) , so this may require their direct intervention.