Please find links below to the TurboCAD Mac 1359 build for Pro, Deluxe, and Designer versions which are compatible with the new High Sierra Operating System.


TurboCAD Mac Pro                

http://downloads.imsidesign.com/TCMAC/TurboCADMacPro10_1359.dmg


TurboCAD Mac Deluxe          

http://downloads.imsidesign.com/TCMAC/TurboCADMacDeluxe10_1359.dmg


TurboCAD Mac Designer 10    

http://downloads.imsidesign.com/TCMAC/TurboCADMacDesigner10_1359.dmg


Instructions:
1.  Click the appropriate link to download the installer
2.  Double-click the DMG file to launch installer which may be in your Download folder
3.  Right-click (control/button) on the TurboCAD pkg icon that is displayed to open.  
4.  The app must be installed on the startup disk.
5. To Clear previous registration:
     TurboCAD Mac Pro : Delete the  HardDiskName/Library/Application Support/IMSI/TurboCAD v10/.tcpreginfo file.
     TurboCAD Mac Deluxe : Delete the  HardDiskName/Library/Application Support/IMSI/TurboCAD v10/.tcdreginfo file.
     TurboCAD Mac Designer : Delete the  HardDiskName/Library/Application Support/IMSI/TurboCAD v10/.tcrreginfo file.

NOTE: Users who have purchased the TurboCAD v10 from Mac App Store will need a serial number to activate the product. For the key, please share your product invoice to support@imsidesign.com, so we can help you out.