Google applied for a temporary general license (TGL) in order to keep older Huawei devices compatible with its Android app ecosystem even after this OEM was placed on the US administration's Entity List in May 2019. However, this TGL has now expired, leaving the future function of many phones worldwide in some doubt.
https://www.notebookcheck.net/Google-s-temporary-license-to-work-with-Huawei-has-expired-which-may-be-bad-news-for-the-OEM-s-older-phones.487520.0.html