Here are some reasons why Apex Legend Mobile Error Code 154140712 appears;

Server Issues: When the server is down or you have seen any error on its server status, an this update error will appear. It will resolve by the developers themselves. So wait for a couple of hours and then launch the game and check if the problem resolves or not.Outdated App: Apex Legend Mobile error code 154140712 is mainly an update error. So, when the game is outdated, this error appears on the screen. In this case, install the available updates and check if the problem fixes or not.Poor Internet: When you play games online, it is very important to ensure a stable and faster network. When the internet is slow, ultimately game stops and an error appears. So, check the router, switch to other networks or sit closer to the modem.Using VPN: When the user tries to use VPN in the game-supported region, the app does not respond to it and an error appears. So, uninstall the VPN from your handset and ensure a fast internet connection to fix the problem.Filled or Corrupt App Cache: The cache is responsible to process the game files when we launch the game. But sometimes, it gets crashed or filled due to which the game stops responding and an error appears.Bug and Glitches: These glitches and bugs can be a reason for missing or corrupt files. They can also crash the game. So, update your game regularly and check if the error appears or not. If still, you are facing the same issue, uninstall the app and reinstall it on your device.

After knowing the all possible reasons for the error, here are some troubleshooting processes you can follow to fix the issue;

1. Check Apex Legend Server Status

Before trying any troubleshooting attempt, you should check the server status of the game. If there is any problem shown in the server status, you have to wait until the game developers fix the issue themselves. So, check the server by following these steps;

2. Check the Internet Connection

The slower internet can cause unwanted errors such as Apex Legend Won’t update, Launching errors, etc. When you are playing Apex Legend, make sure that your internet connection is fast and stable. But if you are using Mobile Data of 4G/ 5G, also use a Wi-Fi connection. Also, make sure that you are sitting closer to the router and that no other devices are connected to it. They interfere with the internet bandwidth and your game disturbs. If you are using a Wi-Fi connection, you can refresh it by unplugging the router and forgetting the password. Moreover, you can switch to the hotspot and some other router to ensure better internet speed. Also, check if you are using any VPN in the supported region, and uninstall it from your device. It also interferes with game performance. 

3. Clear the Game Cache from the Device

If you are still facing an error, clear the cache of the game. Sometimes, the bugs and glitches crash the cache, or it might have filled. So, it is very important to clear the cache at least once in two weeks from mobile and PC. Here are some steps, you can follow to clear the Apex Legend App cache from your handset.

4. Update the Apex Legend Mobile

The bugs attack when the app is out of date. So, it is important to regularly install the available updates. Sometimes, these updates contain fixes to remove the bugs. Moreover, the developers continuously launch a new feature to the games. The old versions do not support the advanced features and ultimately the game stops responding and an error appears. So, here are some steps to update Apex Legend Mobile;

5. Reinstall Apex Legend Mobile

If you are still facing Apex Legends Mobile Error Code 154140712, you need to reinstall your game. Sometimes the bugs crash the important files of the game or they are lost during installation. It also causes an error and stops the player to continue their game. So, uninstall the app and then reinstall it. It will fix the error. Follow the below steps and check if the problem fixes or not;

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