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crwdns2944351:0crwdnd2944351:0HP EliteBook 840 G7 Wi-Fi Module Replacementcrwdnd2944351:0crwdne2944351:0

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Introduction
Use this guide to replace the WLAN module (aka Wi‑Fi card) in your HP EliteBook 840 G7 laptop.
You may need to replace the WLAN module if your laptop frequently drops Wi‑Fi connections or experiences unusually slow speeds despite a strong signal. Depending on your laptop configuration, you may be able to upgrade your WLAN card to one with newer Wi-Fi standards, if necessary.
Still under warranty? [link|https://support.hp.com/us-en/check-warranty|Contact HP] to learn your warranty status, receive a repair under warranty if eligible, or for further warranty information.