Lazarus-main.zip -

Open a terminal/command prompt in the extracted folder and run: make clean all :

If you have downloaded this zip file, follow these steps to get it running: : Unzip the folder to a location on your drive. Lazarus-main.zip

: Running from a zip allows you to have multiple versions of Lazarus on the same machine without them interfering with each other. Open a terminal/command prompt in the extracted folder

: Keep the installation path free of spaces (e.g., use C:\Development\Lazarus instead of C:\My Projects\Lazarus ) to avoid confusing older build tools. you must "make" the IDE.

Since you downloaded the (the zip) rather than an installer, you must "make" the IDE.