File Extension Library

.AC$ File Extension

  • Developer by: Autodesk
  • Category: Misc Files

What are .AC$ files and how to open them?

Can't open .AC$ file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .AC$ file.

What is a .AC$ file extension?

.AC$ file extension is created by Autodesk. .AC$ has been classified as Misc Files.

.AC$ is AutoCAD Temporary File

Temporary file generated by AutoCAD, a 2D/3D drawing and design program; contains information used by various commands, including "UNDO" and "HIDDEN LINES."

AC$ files do not contain any drawing data and only exist when AutoCAD is open. They are automatically deleted when the program is closed.

List of all softwares that can open the AutoCAD Temporary File
Autodesk AutoCAD 2018

How to fix problems with .AC$ files

  1. You need to update the application that you normally use to open .AC$ files. Only the latest version of the software supports the current .AC$ file format
  2. You need to check the .AC$ file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)