To prepare an AppLocker policy for modification, see Export an AppLocker policy from a GPO. Therefore, export the policy from the GPO and update the rule or rules by using AppLocker on your AppLocker reference or test computer. Updating an AppLocker policy that is currently enforced in your production environment can have unintended results. Step 2: Export the AppLocker policy from the GPO For example, if a new version of the application is deployed, you can use Test-AppLockerPolicy to verify the effectiveness of your current policy for that app. Step 1: Understand the current behavior of the policyīefore modifying a policy, evaluate how the policy is currently implemented. Because AppLocker controls what files are allowed to run, making changes to a live policy can create unexpected behavior. To ensure version control when modifying an AppLocker policy, use Group Policy management software that allows you to createĬaution: You should not edit an AppLocker rule collection while it is being enforced in Group Policy. However, you can't specify a version for the AppLocker policy by importing more rules. You can edit an AppLocker policy by adding, changing, or removing rules. Maintaining AppLocker policies by using Group Policyįor every scenario, the steps to maintain an AppLocker policy distributed by Group Policy include the following tasks.Īs new apps are deployed or existing apps are removed by your organization or updated by the software publisher, you might need to make revisions to your rules and update the Group Policy Object (GPO) to ensure that your policy is current. ![]() Using the CSP, you can configure app restrictions based on grouping (such as EXE, MSI, DLL, Store apps and more) and then chose how to enforce different policies for different apps.įor more information, see the AppLocker CSP. Using the AppLocker configuration service provider, you can select which apps are allowed or blocked from running. Maintaining AppLocker policies by using Mobile Device Management (MDM) Maintaining AppLocker policies on the local computer.Maintaining AppLocker policies by using Group Policy.Maintaining AppLocker policies by using Mobile Device Management (MDM).There are three methods you can use to maintain AppLocker policies: A single user or small subset of users needs to use a specific app that is blocked.An app appears to be allowed but should be blocked. ![]()
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