Helping people with computers... one answer at a time.
The free, open source email program from Mozilla.
Thunderbird is not being discontinued. I explore some options and stick with my recommendation... for now.
Blocking senders is an ineffective way to deal with spam, but Thunderbird includes the ability, along with an adaptive junk mail filter.
Moving email from one machine to another is a snap when you're using Thunderbird as your email program. I'll show you how.
Thunderbird is a robust and powerful email program that can meet the needs of both light and power users. I use it all day every day.
Seeing only half a picture in Thunderbird seems odd. Perhaps the preview screen is cutting it off.
In situations like this, my bet is almost always on the anti-malware tools that you have installed... They're attempting to integrate just a little too tightly into the email process.
If Thunderbird PDFs don't open it might be related to the anti-virus software running on your computer. One particular setting may be the culprit.