I'm confused when one of my newsletter from Thunderbird an element was blocked as tracking url in Proton mail.
Which one to chose,
Isn't the Thunderbird the most secure email client.
Why this happens
I'm confused when one of my newsletter from Thunderbird an element was blocked as tracking url in Proton mail.
Which one to chose,
Isn't the Thunderbird the most secure email client.
Why this happens