We always recommend that our players use the current version of the Launcher, because you never know which particular bug has already been fixed, and in the old version it can cause you inconvenience.
Changes in TL 2.72
1) The problem with missing achievements from Minecraft has been fixed.
2) When launching the launcher, in rare cases, an SSL-related error might appear, now it is fixed.
3) A game may have crashed related to memory, we have made improvements to fix this problem.
Version 2.72 is available to all users, agree to the update when you launch your current version, or download the links!