Hi Tangy, thank you for sharing your feedback on the DLEX4000B. It’s great to hear the dryer is performing well overall. Your note about the interior light is important — that feature should make using the dryer easier, so we appreciate you pointing it out. If you’d like to look into it further, you can find manuals and troubleshooting steps on the official LG support page for your model: https://www.lg.com/us/support/product/lg-DLEX4000B.ABLEEUS?tab=1 For additional assistance, feel free to email us at lgdigitalcare@lg.sprinklrsupport.com. LG Digital Care Team – Rich