LG DLE7400WE dryer will not connect to Wi-Fi
Cause 1 of 6The Wi-Fi password was entered incorrectly. Source: Troubleshooting: Wi-Fi, p. 54
First checkDelete your home Wi-Fi network in the app and begin the connection process again.
Causes and checks
The Wi-Fi password was entered incorrectly. Source: Troubleshooting: Wi-Fi, p. 54
- Delete your home Wi-Fi network in the app and begin the connection process again.
Mobile data is on for the smartphone. Source: Troubleshooting: Wi-Fi, p. 54
- Turn off mobile data on the smartphone before connecting the dryer.
The wireless network name (SSID) is set incorrectly. Source: Troubleshooting: Wi-Fi, p. 54
- Use a network name made of English letters and numbers, with no special characters.
The router frequency is not 2.4 GHz. Only 2.4 GHz is supported. Source: Troubleshooting: Wi-Fi, pp. 54-55
- Set the wireless router to 2.4 GHz and connect the dryer to it. Ask the internet provider or router manufacturer how to check the frequency.
The dryer and the router are too far apart. Source: Troubleshooting: Wi-Fi, p. 55
- Move the router closer to the dryer, or install a Wi-Fi repeater.
The app asks for a password to connect to the dryer, on certain phones. Source: Troubleshooting: Wi-Fi, p. 55
- Find the network name starting with "LG" under Settings > Networks. For LGE_Appliance_XX-XX-XX enter lge12345. For LGE_Appliance_XXXX enter the last four characters twice; the password is case sensitive.
All 6 causes checked. Contact LG Customer Information Center: 1-800-243-0000.
Service
If the checks above do not clear it, contact LG Customer Information Center: 1-800-243-0000, lg.com/us/support. United States. Source: Limited Warranty: To Obtain Warranty Service, pp. 57, 60
Other DLE7400WE problems
- Dryer will not turn on2 causes in the manual. First: the power cord is not plugged in properly.
- Dryer does not heatA house fuse is blown, a circuit breaker has tripped or the power is out.
- Clothes take too long to dry9 causes in the manual. First: the exhaust duct is blocked or dirty, or the duct run is too long.
- Drying time varies from load to loadHeat settings, load size or how wet the clothes are differ between loads. Fabric type and lint filter condition also change the time, and an unbalanced load in the washer spins poorly and leaves clothes wetter.
- Dryer runs and pauses by itself after the cycleWrinkle Care is on. The dryer runs for 10 seconds and pauses for 5 minutes, for up to 2 hours.
- Clothes are wrinkled2 causes in the manual. First: the clothes were dried too long.
- Greasy or dirty spots on clothes3 causes in the manual. First: fabric softener was used incorrectly.
- Clothes are shrinkingThe garment care instructions are not being followed.
- Lint on clothes5 causes in the manual. First: the lint filter is not cleaned properly.
- Static in clothes after drying3 causes in the manual. First: fabric softener is not used, or is used incorrectly.
- Clothes have damp spots after a Sensor Dry cycleThe load is very large or very small, or it is a single large item such as a blanket or comforter. Tightly packed or sparse items are hard for the sensor to read, and a bulky item can wrap into a ball with a damp core.
- Unpleasant odor from the dryer2 causes in the manual. First: the dryer is new. The rubber inside gives off an odor that goes away after several cycles.
Sources
- Owner's Manual, Dryer DL*730**E / DL*740**E. LG Electronics Inc. Document MFL70442690, revision Rev.00, 2024-02-28, 60 pages, en-US. gscs-b2c.lge.com. Listed on the manufacturer's support page. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.