Select the Managed Redis resource from the respective resource group.
In the left-side menu, click Scale under the Settings menu. You can also search for 'Scale' in the search bar and select it from the results displayed.
Under the Scale Configuration section, choose the desired configuration for your Managed Redis as shown in the image below:
Redis Scaling
Cache Size: Select a cache size that aligns with your workload requirements.
Target Performance: Select one of the available options based on Target Cache Size and Target Performance, which include Memory Optimized, Balanced, and Compute Optimized tiers.