--- title: "Monitor Language Growth with Data Logging" slug: "language-development-data-logging-2" updated: 2026-10-14T18:22:16Z published: 2026-10-14T18:22:16Z canonical: "documentation.prc-saltillo.com/language-development-data-logging-2" --- > ## Documentation Index > Fetch the complete documentation index at: https://documentation.prc-saltillo.com/llms.txt > Use this file to discover all available pages before exploring further. # Monitor Language Growth with Data Logging When data logging is on, the device collects language usage data for a person. Data logging helps you track the progress an individual is making with language development. This process allows you to monitor, measure and maximize the person's use of the device. ## Enable Data Logging When data logging is on, your device collects language usage data. 1. In TouchChat, select **Menu** > **Settings** and scroll to the Data Logging section. 2. Toggle ON **Enable Logging**. When data logging is on, the data logging icon ![](https://cdn.document360.io/7e1d5036-9a43-443d-8ea7-a17280ea302d/Images/Documentation/image.png?sv=2026-02-06&spr=https&st=2026-11-02T19%3A10%3A20Z&se=2026-11-02T20%3A10%3A20Z&sr=c&sp=r&sig=D8TGCrivEpWcDcouhfZE5yJTamqnO32I05%2Fe%2BRKKFJk%3D) appears in the Speech Display Bar. --- ## Create a Privacy Password Data logging provides the option to create a privacy password to protect the data you collect against unauthorized access. > [!WARNING] > **Important:** When you create your privacy password, be sure to write it down or store it securely by some other means. If you forget or lose your password, you will need to follow the procedure under [Forgotten or Lost Privacy Password](/documentation/docs/language-development-data-logging-2#forgotten-or-lost-privacy-password). 1. Select **Menu > Settings** and scroll to the Data Logging section. 2. Tap the password field located to the right of **Privacy Password** to open a keyboard. 3. Type the privacy password you want to use and select the checkmark ![](https://cdn.document360.io/7e1d5036-9a43-443d-8ea7-a17280ea302d/Images/Documentation/image(15).png?sv=2026-02-06&spr=https&st=2026-11-02T19%3A10%3A20Z&se=2026-11-02T20%3A10%3A20Z&sr=c&sp=r&sig=D8TGCrivEpWcDcouhfZE5yJTamqnO32I05%2Fe%2BRKKFJk%3D). The Confirm New Privacy Password prompt will be displayed. 4. Type your password again and select **Enter**. A message will confirm that your new password has been set. 5. Select **OK** to close the message. --- ## Change or Remove Your Privacy Password By default, each time you save data to a file, you enter a password. Entering a password helps ensure privacy—only you will be able to view the data. You can change this privacy password as often as you want, or you can eliminate the need for a privacy password. #### To change your privacy password: 1. Select **Menu > Settings** and scroll to the Data Logging section. 2. Tap the password field located to the right of **Privacy Password** to open a keyboard. 3. Type your old privacy password and select **Enter**. A cursor will appear in the password box. 4. Select backspace ![](https://cdn.document360.io/7e1d5036-9a43-443d-8ea7-a17280ea302d/Images/Documentation/language-development---data-logging-image-pyswfxoj.jpg?sv=2026-02-06&spr=https&st=2026-11-02T19%3A10%3A20Z&se=2026-11-02T20%3A10%3A20Z&sr=c&sp=r&sig=D8TGCrivEpWcDcouhfZE5yJTamqnO32I05%2Fe%2BRKKFJk%3D) on the keyboard to clear the Privacy Password field. 5. Type your new password and select the checkmark ![](https://cdn.document360.io/7e1d5036-9a43-443d-8ea7-a17280ea302d/Images/Documentation/image(15).png?sv=2026-02-06&spr=https&st=2026-11-02T19%3A10%3A20Z&se=2026-11-02T20%3A10%3A20Z&sr=c&sp=r&sig=D8TGCrivEpWcDcouhfZE5yJTamqnO32I05%2Fe%2BRKKFJk%3D). 6. The Confirm New Privacy Password prompt will be displayed. Type your new password again and select **Enter**. 7. A message “New Password Set” will be displayed. Select **OK** to close the message. #### To remove your privacy password: If you prefer not to enter a password each time you save data to a file, use this procedure. Keep in mind, however, that you will also lose the privacy protection a password provides. 1. Select **Menu > Settings** and scroll to the Data Logging section. 2. Tap in the password field located to the right of **Privacy Password** to open a keyboard. 3. Type your old privacy password and select **Enter**. A cursor will appear in the password box. 4. Select backspace ![](https://cdn.document360.io/7e1d5036-9a43-443d-8ea7-a17280ea302d/Images/Documentation/language-development---data-logging-image-dmemx1vd.jpg?sv=2026-02-06&spr=https&st=2026-11-02T19%3A10%3A20Z&se=2026-11-02T20%3A10%3A20Z&sr=c&sp=r&sig=D8TGCrivEpWcDcouhfZE5yJTamqnO32I05%2Fe%2BRKKFJk%3D) on the keyboard to clear the Privacy Password field and select the checkmark ![](https://cdn.document360.io/7e1d5036-9a43-443d-8ea7-a17280ea302d/Images/Documentation/image(15).png?sv=2026-02-06&spr=https&st=2026-11-02T19%3A10%3A20Z&se=2026-11-02T20%3A10%3A20Z&sr=c&sp=r&sig=D8TGCrivEpWcDcouhfZE5yJTamqnO32I05%2Fe%2BRKKFJk%3D). 5. A message “Privacy Password Cleared” will be displayed. Select **OK** to close the message. --- ## Forgotten or Lost Privacy Password If you forget or lose your Data Logging Privacy Password, follow these steps. > [!WARNING] > **Important:** This process will remove any currently logged data to ensure the device user’s privacy. 1. Back up your vocabulary file. See [Transfer or Back Up Vocabulary Files](/documentation/docs/backing-up-customized-vocabulary-files). 2. Delete the TouchChat app from your device. 3. Reinstall the TouchChat app. 4. Set up a new privacy password, using the procedure under [Create a Privacy Password](/documentation/docs/language-development-data-logging-2#create-a-privacy-password). --- ## Clear Usage Data To clear usage data for the current person: 1. Select **Menu > Settings** and scroll to the Data Logging section. 2. Select the **Clear** button. 3. The Privacy Password prompt and keyboard will be displayed. Type your privacy password and select **Enter**. 4. A message will appear “Do you really want to Clear Log?”. Select **Yes** to clear the data log. 5. A confirmation will appear “Clear Log Completed”. Select **Okay** to close the message. --- ## Export Data Log Manually 1. Select **Menu** > **Settings** and scroll to the Data Logging section. 2. Select the Export Log **Export** button. The following prompt will appear: “Once downloaded or exported, your data log file will only be protected by the security on your device or within the third party application being used." 3. Select **Yes**. 4. Select the export option you want from the LogFile window.