> ## Documentation Index > Fetch the complete documentation index at: https://statsig-4b2ff144-serverless-cloudflare.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Adding Rules > Learn how to add targeting rules to dynamic configs to control which users receive specific configurations ## Add a rule to a dynamic config To add new user targeting rules to a dynamic config, * Log into the Statsig console at [https://console.statsig.com](https://console.statsig.com) * On the left-hand navigation panel, select **Dynamic Configs** * Select the dynamic config where you want to add a rule * Click the **Add Targeting** button * Click the **Add New Rule** button * Select the criteria for identifying the users you want to target: * You can target users based on common attributes such as their operating system as shown below Operating system targeting rule configuration * You can target users in a defined [segment](/segments) as shown below User segment targeting rule configuration * You can target users who are eligible for a specific feature gate as shown below; this ensures that the dynamic config is activated only for users who're exposed to the target feature gate Feature gate targeting rule configuration * To complete the dynamic config, click on the **Edit** link to open the JSON configuration editor. In the editor, type the configuration parameters and values that your application should receive and click **Confirm** JSON configuration editor interface