Sync Finger Scanners with Auto Sync Desktop App
💬 Note
Conditions required before using Auto Sync:
- Customers must download the Auto Sync app onto their computer and keep it enabled 24 hours a day. Only one device can be used at a time.
- Downloading the Auto Sync app must be done via Windows only.
- If you disable the Auto Sync app, when you reopen the app, you will be able to retrieve fingerprint scan data from the past 7 days (168 hours).
Step 1: Download Auto Sync app
- Download the Auto Sync App on your desktop🔗: Sync Version 22.0.0
Step 2: Add a fingerprint scanner.
See how to add a fingerprint scanner at LEARN MORE.
Step 3: Setting up the Fingerprint Scanner in ByteHR.
If the fingerprint scanner does not support ADMS, the system will prompt you to enter the following information:
- Serial Number: This field is optional; you can enter the serial number of your fingerprint scanner.
- IP address: It is a mandatory field and must be entered exactly as shown on the fingerprint scanner.
- Port Number: This is mandatory and must be entered correctly according to the fingerprint scanner.
- Time zone
- Location: It is an optional field and will be displayed in the timekeeping report at that location.
- 🏷️ Case: A case where there are multiple fingerprint scanners in a branch.
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Different IP addresses.
Fingerprint scanner A is set to IP Address: 192.168.1.201, Port: 4370.
Fingerprint scanner B is set to IP Address: 192.168.1.202, Port: 4370.
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Different Port Numbers
Fingerprint scanner A is set to IP Address: branch1.ddns.com, Port: 4370.
Fingerprint scanner B is set to IP Address: branch1.ddns.com, Port: 4371.
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- 🏷️ Case: B case with multiple branches, each with one fingerprint scanner.
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The port number for each branch can be the same.
The fingerprint scanner at branch AA is set to IP Address: branch1.ddns.com, Port: 4370.
The BB branch fingerprint scanner is set to IP Address: branch2.ddns.com, Port: 4370.
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Step 4: Setting up the Fingerprint Scanner
- Go to the Finger Scanner's Main Menu.
- Click Communication Settings (COMM.) to configure Network Settings (Ethernet).
- Turn off DHCP.
- Set the IP address to match the IP address configured in ByteHR.
- Set the TCP port (TCP COMM.Port) to match the port configured in ByteHR.

Step 5: Enable the Auto Sync app on Desktop
Open the Auto Sync app and check for data synchronization between the fingerprint scanner and the application.