Follow these instructions to solve issues around installing/running your old AutoCAD LT 2007 on newer versions of 64bit Windows 7, Windows 8 and Windows 10

How to install AutoCAD LT 2007

1. Obtain your purchased copy of the Longbow Converter here
2. Start the Longbow Converter tool
   1. Insert your AutoCAD LT 2007 CD into your CDRom drive
   2. select the 2nd tab named “Old AutoCAD Installer Reviver“
   3. Using the “…” button, path the to your AutoCAD 2007 CD
   4. Click “Run Old Installer”
      1. Read and follow all the prompts
      2. Once the AutoCAD LT 2007 setup starts, stop and read the next step…
3. In the setup program, navigate through each setup dialog as normal, with these exceptions…
   1. When you click the Install link from your setup you may see a dialog box appear saying – “This program has compatibility issues” – simply check the “Don’t show this message again” and then click the “Run the program without getting help” button
   2. When you arrive at the installation folder path setup dialog, **it’s vitally important to make sure you install to c:acadlt2007 (not Program Files (x86)AutoCAD LT 2007)**.
      
4. Now simply 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”, simply click “Don’t show this message again” and then click “Run the Program…”

1. Copy the autocadlt2007sp1.exe to folder path c:Autodesksp
2. Start the Converter, select the 3rd tab, pick the c:Autodesksp folder and click Fix.
3. Now you can run the autocadlt2007sp1.exe from Windows explorer and install normally.
4. Next install sp2 just below…

1. Copy the autocadlt2007sp2.exe to folder path c:Autodesksp
2. Start the Converter, select the 3rd tab, pick the c:Autodesksp folder and click Fix.
3. Now you can run the autocadlt2007sp2.exe from Windows explorer and install normally.

Troubleshooting:

– If you are unable to activate your product, or the activation process crashes:

• Try uninstalling the July 2014 Microsoft security update
• Perhaps you have a SATA drive – Activation problems with AutoCAD 2006 and AutoCAD 2007

– If you have crashing problems using the File->Open or File->Save dialogs inside of AutoCAD please read this blog entry on the File->Open or File->Save Crash in AutoCAD