Full list of all 40 The Talos Principle achievements. It takes around 25-30 hours to unlock all of the achievements in the base game on Windows.
The base game contains 36 achievements, and there is 1 DLC pack containing 4 achievements.
Do as you're told (for now).
Receive guidance from Elohim's messengers.
Do not allow the serpent to fill you with doubt.
Internalise the voice of doubt.
Collect all pieces of written information.
Strike a deal.
Listen to all she has to say.
Expose the flaws in the code.
Bring the end of your generations.
Solve every mystery in every land, that you might aid those who walk in your footsteps.
It is never too late to accept Elohim's forgiveness.
Reach the top.
Restore a backup version of yourself.
It's not for everyone!
Get everything on your own.
Accept Elohim's wisdom.
Stand on your own two shoulders.
Laugh at the pointlessness of existence.
Find a Messenger's abode.
That's what axes are for!
See what the others have to say.
Enter the Land of Faith.
Communicate with your double.
Successfully engage in co-op mode with yourself.
Use the power of air to your advantage.
Run the sand through your robot hands.
Don't just peek. Do it.
A little curiosity never killed the cat.
Search for other lands.
...but let's be honest, it works the same.
Tell the others what you think.
Use the connectors to win a prize!
Pick up a star.
Try, fail, try again, fail again, eventually succeed.
Enter Elohim's temple.
Pass the initial checks.
Initiate the ascension process.
Rescue Admin from his prison cell.
Free Garrett.
Get your user profile.