You have requested to download the last version (3.81.8181.238) of Advanced System Optimizer for Mac.

Here is the step-by-step guide to download and install Advanced System Optimizer:

Step 1: Download the installer

* Go to a reliable download website or visit the official website of Advanced System Optimizer.

* Click on the 'Download' button next to the 'Mac' option.

* Choose the correct version (3.81.8181.238) for your Mac operating system.

Step 2: Launch the Installer

* Once the download is complete, locate the downloaded file in your downloads folder or the location you specified during the download process.

* Double-click on the .exe file to launch the installer.

Step 3: Follow the Installation Wizard

* Click 'Yes' if prompted by User Account Control (UAC) to continue with the installation.

* Read the License Agreement carefully and select 'I accept the agreement' then click 'Next'.

* Keep the default install location ('C:\Program Files') and click 'Install' to begin the installation.

Step 4: Complete the Installation

* Wait for the installation process to complete. This may take a few minutes depending on your system configuration.

* Once the installation is complete, you can launch Advanced System Optimizer from the Applications folder or use Spotlight search to find it.

Download the last version for mac Advanced System Optimizer 3.81.8181.238