If you have a desktop device, you should check whether there is a browser hijacker or a different form of malware, that would not be surprising. On Windows you

If you have a desktop device, you should check whether there is a browser hijacker or a different form of malware, that would not be surprising. On Windows you can use one of the following On Demand Scanners. They are all free and don't change anything about your system configuratiom (portable) - HitmanPro https://www.sophos.com/en-us/products/free-tools/hitmanpro https://www.sophos.com/en-us/products/free-tools/hitmanpro - Kaspersky VRT https://www.kaspersky.de/downloads/thank-you/free-virus-removal-tool https://www.kaspersky.de/downloads/thank-you/free-virus-remo... - Norton PowerEraser https://support.norton.com/sp/static/external/tools/npe.html https://support.norton.com/sp/static/external/tools/npe.html - ADWCleaner https://malwarebytes.com/adwcleaner/ https://malwarebytes.com/adwcleaner/ - Emsisoft Emergency Kit (this one will prompt you to pick a folder which it copies the files to, nothing is installed) https://www.emsisoft.com/en/home/emergencykit/ https://www.emsisoft.com/en/home/emergencykit/