Sorry to hear that you're experiencing crashes since update 1.7.0 in Assassin's Creed Valhalla.
Could you please try the following workarounds ? Some players said that these helped resolve the issue:
- Disabling the in-game overlay in Ubisoft Connect
- Adding the Assassin's Creed Valhalla exe file to your exception list of your antivirus software
Also, could you please follow the steps in this article ?
If the issue still persists after this, please contact us via our support website attaching your DxDiag and MsInfo reports to your support case.
In the meantime, if you have any other questions, feel free to ask and we will do our best to help you !