Device Access Settings locks hearing aid fitting data to prevent unauthorized users from making any modifications and unlocks hearing aids that are locked. A four digit Hearing Aid Lock Code Key must be identified first via General Preferences in order to lock the hearing aid(s). When a locked hearing aid(s) is later connected, if the four digit code doesn't match the code in General Preferences, it must be entered to unlock the aid before it can be read and adjustments made. Once the locked hearing aid(s) is read, it's automatically unlocked and must be locked again if desired. This feature is available for all products except Xino Classic, Zōn, and Destiny.
If fitting binaurally, both ear sides will be locked
or unlocked; ear sides cannot
be selected independently. If a hearing aid has been locked, a
displays
to the right of Fitting on
the Left
Navigation Menu.
Click on the Read Device Settings or Load a Previous Session radio button and then click Start.

| Note: This feature is only available in a live fitting. |

| Tip: If a code has not been identified via General Preferences, the checkbox(es) is hidden and a message displays indicating a code is required. Click Click to view Hearing Aid Lock Code Key to enter a code. Once the code is entered, Device Access Settings redisplays but the checkbox(es) is still hidden. Click OK to close this screen. Reaccess Device Access Settings and the checkbox(es) now displays. |
| Field Name | Description | Details |
| Hearing Aid Settings Locked | Denotes whether or not to lock or unlock the hearing aid(s). | If checked, the hearing aid(s) is locked, therefore, it cannot be read if the code in the hearing aid(s) doesn't match the code in General Preferences. |
| Click to view Hearing Aid Lock Code Key | Hyperlink to General Preferences. | Accesses General Preferences to enter, edit, or view the code. |

| Tip: Click Cancel to discard the changes. |