Follow these instructions to solve issues around installing/running your old AutoCAD LT 2006 on newer versions of 64bit Windows 7, Windows 8 and Windows 10
IMPORTANT NOTE: Autodesk no longer supply License Activation codes. Once you have installed your AutoCAD (following the instructions below) you will need to authorize/activate your AutoCAD yourself, find out how by clicking here
How to install AutoCAD LT 2006
- Obtain your purchased copy of the Longbow Converter here
- Start the Longbow Converter tool
- Insert your AutoCAD LT 2006 CD into your CDRom drive
- select the 2nd tab named “Old AutoCAD Installer Reviver“
- Using the “…” button, path the to your AutoCAD 2006 CD
- Click “Run Old Installer”
- Read and follow all the prompts
- Once the AutoCAD LT 2006 setup starts, stop and read the next step…
- In the setup program, navigate through each setup dialog as normal, with these exceptions…
- 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
- When you arrive at the installation folder path setup dialog, **it’s vitally important to make sure you install to c:\acadlt2006 (not Program Files (x86)\AutoCAD LT 2006)**.
- Now simply reboot your PC and run your AutoCAD as normal
- 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…”
Installing AutoCAD LT 2006 Service Pack 1
- English Users, Download your English AutoCAD LT 2006 sp1 from here
- Non-English users, Download your language specific AutoCAD 2006 sp1 from here
- Now copy your newly downloaded sp (for English users the filename is AutoCADLT2006lockedSP1.exe) to folder path c:\Autodesk\sp
- Start the Converter, select the 3rd tab, pick the c:\Autodesk\sp folder and click Fix.
- Now run the AutoCADLT2006lockedSP1.exe from Windows explorer to install.
- Once completed, now run your AutoCAD!
– If you see a warning dialog when you run AutoCAD saying “This program has known compatibility issues”, simply click “Don’t show this message again” and then click “Run the Program…”
– If you are unable to activate your product, or the activation process crashes:
- Try uninstalling the July 2014 Microsoft security update
- Try downgrading your Internet Explorer (IE) from version 11 to version 10 by following the instructions detailed here
- 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