How To Fix Slow Internet Lag On the OnePlus 5T

How To Fix Slow Internet Lag On the OnePlus 5T

Some OnePlus 5T users have reported slow Internet lag problem. This problem commonly occurs when people use apps like Facebook, Snapchat, WhatsApp, Twitter, YouTube, and Instagram.

There are different causes of slow Internet connection on the OnePlus 5T. Below we’ll explain some reasons why this problem occurs on your smartphone before describing the different ways to fix a slow or weak Internet connection on the OnePlus 5T.

Common reasons why the OnePlus 5T Internet is slow:



  1. Poor Wi-Fi network
  2. Device memory is low
  3. Update the OnePlus 5T firmware
  4. Internet cache is corrupted or full
  5. Apps running in the background
  6. Weak signal or low signal strength
  7. Network congestion or numerous users of the network
  8. Exceeded data speed limit or speed reduction is attained
  9. Browser software requires update or outdated browser software
  10. The website is under heavy load or too many users accessing the website

The listed reasons above may be the cause of slow or weak Internet connection on the OnePlus 5T. If you still can’t get how to fix the bad Internet problem after you have checked and confirm the source of the problem, follow the instruction below to learn how to fix OnePlus 5T slow Internet problem.

Make Sure Your OnePlus 5 WiFi is Turned Off


Ensure you check that your WiFi is disabled or turned OFF because OnePlus 5T may be connected to a weak WiFi signal. The following steps will take you to the Wi-Fi setting of the OnePlus 5T:


  1. Turn on your OnePlus 5T
  2. Click on Menu
  3. Click on Settings
  4. Click on Connections
  5. Click on Wi-Fi
  6. Select the ON/OFF slider next to Wi-Fi to turn Wi-Fi OFF

Clear Cache on OnePlus 5T


The above method should help solve the slow or weak Internet problem on the OnePlus 5T in most cases. However, you can complete a “wipe cache partition” if for some reason the OnePlus 5T Internet is still slow to fix the problem. All data like videos, photos, and messages are not erased and will be protected with this method. You can perform the “Clear Cache Partition” function when you’re in the Android recovery mode. Look at this guide to learn how to clear OnePlus 5T phone cache.

Scan OnePlus 5T For Malware


Check to see if there is malware on the phone if all of the methods above did not solve the slow Internet connection on the OnePlus 5T. There are free anti-virus apps that you can download from your OnePlus Play Store. It’s recommended to have malware app download that has good reviews and feedbacks on your OnePlus 5T to get the best results to help fix the weak Internet problem.

Try clearing the cache and data on your smartphone if malware was detected during the scan. You can perform a factory reset on the OnePlus 5T to bring back everything to default if the problem continues after you clear the cache and data. It’s essential to backup all files and information to prevent any data from being lost before you go to factory reset on the OnePlus 5T.

Get Technical Support


It is recommended to return the device to the retailer or to an expert where they can check for any physical damage for those that have done everything they can to fix the slow or weak Internet connection on the OnePlus 5T. They will provide you with a replacement unit, or you could have it repaired if the device proves defective by a technician.