Can you be more precise? Vivaldi sync requires you to login with your vivaldi.net account details, but you also likely set a password on the sync profile itself. The Vivaldi login can be reset, but that sync password is known only by you. That's by design, because Vivaldi respects your privacy. Source: almost 2 years ago

Vivaldi (the company that makes the browser with the same name) runs the community portal https://vivaldi.net/ with a blogging platform, user forum, and webmail service. All this is free of charge and ad free in an attempt to get users interested in also using the Vivaldi browser. Signing up for webmail used to require providing a phone number for sending an SMS verification code to keep spammers away from using... Source: almost 2 years ago

The email client is unique to Vivaldi as far as I know. But I've not had the issues with disappearing messages and I use it with a Gmail, AOL, and vivaldi.net account, not to mention having about 200 RSS feeds as well. Might be something dorked up in your profile? Source: about 2 years ago

Go to vivaldi.net and see if you can find any help in community pages. Source: about 2 years ago

Many people will say Firefox. Firefox is alright. I like Vivaldi: https://vivaldi.net. Source: over 2 years ago

Agreed -- but one of my original observations was how the syntax checker at https://phpcodechecker.com/ did not flag the "illegal" spaces if PHP 5.6 was selected, but did flag them if 7.4 or 8.1 is selected. This prompted my original question whether something changed from v5 to v7 in terms of white-space interpretation. Source: over 2 years ago

Https://phpcodechecker.com/ // reports errors in your code. Source: almost 3 years ago

I used this website: https://phpcodechecker.com/. Source: about 3 years ago