Rated 5 out of 5 stars

by Takayama Fumihiko on July 7, 2019 · permalink

From author:

This add-on for Thunderbird 68 is the following URL.
Please upgrade this add-on manually.

https://addons.thunderbird.net/en-US/thunderbird/addon/disable-draganddrop-tb-v2/

(I lost control of the account published this add-on.
Thus, I publish new add-on on the different page.)