The RWIND Simulation program is protected against unauthorized use. Before you buy the program, you can use a limited trial license to test all program features before the purchase. This FAQ also applies to RWIND 2.For this, proceed as follows:Run RWIND Simulation "As Administrator". To do this, right-click the RWIND Simulation icon and select "Run As Administrator".#image@018652#Click the "Activate Now" button to confirm the authorization check.#image@018653#Then, the "RWIND Simulation 1.xx Demo Authorization Status" dialog box appears.In the "RWIND Simulation 1.xx Demo Authorization Status" dialog box, click the "Activate Trial License" function in the lower part.#image@018654#This opens the "Trial License" dialog box.The "Trial License" dialog box describes three steps. Follow these steps from 1 to 3. Open the website https://www.pc-progress.com/en/rwind_simulation_trial.aspx in Step 1 with the "Request Activation Code" function and click "Submit Request" to confirm the form filled with your contact information.#image@018655#Subsequently, you will receive an email with an activation code to the specified email address. Enter this code into the empty text box in Step 2. In Step 3, activate the temporary test mode using the "Activate Trial License" function.#image@018656#After the successful authorization, you receive a confirmation message and can test the program for the specified trial period without restrictions. After the expiration of the trial period, the program automatically switches to the limited demo mode.