ส่วนเสริม
ยินดีต้อนรับสู่ส่วนเสริม Thunderbird
Add extra features and styles to make Thunderbird your own.
ปิดReview for Disable Add-on Compatibility Checks by grahamperrin
Rated 5 out of 5 stars
Apparently effective with Firefox 55.0.3 (64-bit) on FreeBSD-CURRENT.
To create your own collections, you must have a Mozilla Add-ons account.
