How To Fix Isdone.dll & Unarc.dll Error While Installing Game

Hey, friends, I have known Unarc.dll or Isdone -1 or -14 or another error is very frustrating because I already faced these problems in Fitgirl repacks and I tried all possible ways to fix this I watch many YouTube video and search on Google about this problem but I can't able to fix this error but anyway I don't give up and finally, after a month I found the solution so I thought why not share the solution to everybody! and finally, I share the solution on how to fix Unarc.dll returned an error code: -1 with all of you.

Top 3 Reasons:-

Setup file corrupted by Windows Defender
Missing Windows files in System32
Low Disk space

Click Here To Download

Frequently Asked Questions (FAQ):-

Question: Does it work in Windows 7 or 8?
Answer: Yes, doesn't matter the Operating System.

Question: Can we apply this Solution to any games?
Answer: Of Course, you can apply this tutorial to any game in the world.

Question: Should we need higher than 8GB RAM size?
Answer: No, I saw lots of videos who claims you need at least more then 8GB RAM, but I don't believe because I knew all are fake I mean you can try even if you have only 2 or 4 GB ram.

Question: Can we try in x32 bit (x86) OS?
Answer: Defiantly

►Here is Bonus Point

Can we get Rid of this problem in the future?

The answer is Yes you can get rid of these problems

See how▼

Whenever you going to download the game Setup first make sure you Off Windows Defender or any other Third-party Antivirus which you Installed on your Computer, after ensuring this you can never get these errors.