It is recommended to install it within the Keil folder, e.g., C:\Keil\ARM\ARM_Compiler_5.06u7 . Integration in Keil µVision: Open Project > Manage > Project Items > Folders/Extensions. Click the "..." button near "Use ARM Compiler".
For technical support, you can contact ARM Support or visit the ARM Developer community forum.
Navigate to the official website or the Keil Product Download page.
Install it into a specific subdirectory within your Keil installation, such as C:\Keil_v5\ARM\Arm_Compiler_5.06u7 Adding to Keil µVision: Open Keil and go to
Choose your host operating system platform (Windows or Linux installer) and download.
: Looks like Arm_Compiler_5.06_update_7_Linux.tgz (officially supported on Red Hat Enterprise Linux and Ubuntu). Step 4: Accept terms and Download Review the End User License Agreement (EULA). Click Accept to initialize the download. Installation and Integration Guide
Method 2: Integrated via Keil MDK (Microcontroller Development Kit)
If you want, I can try to search for official download links and availability or draft an email to Arm support requesting access to the legacy release. Which would you prefer?