Installing AutoCAD 2005 on Windows 7, Windows 8 and Windows 10

1. Obtain your purchased copy of the Longbow Converter here
2. Start the Longbow Converter tool
   1. Insert your AutoCAD CD into your CDRom drive
   2. Select the 2nd tab named “Old AutoCAD Installer Reviver“
   3. Using the “…” button, path the to your AutoCAD CD
   4. Click “Run Old Installer”
      1. Read and follow all the prompts
      2. Once the AutoCAD setup starts, stop and read the next step…
3. In the AutoCAD setup program, navigate through each setup dialog as normal, with these exceptions…
   1. When you arrive at the installation folder path setup dialog…
      1. it’s vitally important to make sure you install to c:\acad2005 (not Program Files (x86)\AutoCAD 2005)
   2. While installing…
      1. If you see an error in install “.NET Runtime Optimization Service has stopped working” – simply ignore by clicking the “Close Program” button
      2. When a message box appears warning that “64bit .NET Unavailable” – simply click OK to carry on and install AutoCAD as normal – this does not affect anything.
      3. Do not reboot if asked to do so
   3. Once installed
      1. Do not reboot if asked to do so
      2. Make sure to fully close the setup program when the installation is complete.
      3. Switch back to the Converter app and make sure it’s completed the final stage of processing using the “Old AutoCAD Program Reviver” tab – it should display “SUCCESS!”
4. Finally, reboot your PC and run your AutoCAD as normal
   1. NOTE: When starting AutoCAD, if you see a warning dialog when you run saying “This program has known compatibility issues”
      1. Click “Don’t show this message again”
      2. then click “Run the Program…”

Installing AutoCAD 2005 Sp1