How to configure Cell Lock on TP-Link Deco X50-5G

Configuration Guide

Updated 04-27-2025 06:10:17 AM Number of views for this article

This Article Applies to:

To prevent your Deco X50-5G from switching between bands, use Cell Lock to manually set your Deco X50-5G to a preferred band combination to improve network speed and stability.

Follow the steps below to configure the Cell Lock in the Deco app (iOS or Android).

Note: The steps may vary depending on your device's operating system. Here, we take the iOS system as an example.

Before you start, check your ARFCN (EARFCN for 4G and NRARFCN for 5G) and the corresponding PCI of the desired LTE/5G Cell, which can be found under Deco APP>More>Internet.

*If the current Cell ID is not what you want to lock, you could refer to How to Find a Good 5G Network Environment for Deco X50-5G to find another Service Cell with better signals.

Locate the More tab and Internet option on the page. Locate the PCI and NRARFCN/EARFCN options on the page.

1. Open the Deco app and go to More > Internet > Cell Lock.

Locate the Internet option on the page. Locate the Cell Lock option on the page.

2. Enable 4G and enter the EARFCN and PCI parameters of the desired LTE cell.

Display the EARFCN and PCI settings in the 4G Cell Lock settings page

3. Enable 5G, select a band and an SCS, and enter the NRARFCN and PCI parameters of the desired 5G cell.

Display the 5G Cell Lock settings page. Multiple bands are displayed. Display the SCS settings on the 5G Cell Lock settings page. Display the NRARFCN and PCI settings on the 5G Cell Lock settings page.

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