Solution: Restart your mobile phone. Insert the SIM card again or replace the SIM card slot and try again. Back up your data and restore your device to its factory settings. If the issue persists, back up your data and take your device and proof of purchase to an authorized Huawei Customer Service Center for assistance. Helpful or not? Does Huawei p20 support OTG function? I just recently purchased a Huion Inspiroy H640P graphics drawing tablet that advirtised android support. It came with an adapter to connect tablet to phone, however when I try to connect to my Huawei p20, nothing happens. I tested the tablet with my boyfriend's Google Pixel and it works fine. Huawei P40 Pro Android smartphone. Announced Mar 2020. Features 6.58″ display, Kirin 990 5G chipset, 4200 mAh battery, 512 GB storage, 8 GB RAM. Go into Settings. 2. Click onto "Mobile Networks" > Sim Management. 3. Click on an eSIM > Add eSIM. 4. Click "Enter Manually". 5. Type in the SM+DP Address as shown on the photo below (Top Row) followed by the Activation code which you can find on your Bundles account. An eSIM (Embedded Subscriber Identity Module) is a digital SIM, which is inserted in a smartphone in place of or with a physical SIM card. However, you can download an eSIM only with a few compatible smartphones. Apple, Motorola, Google and Samsung support eSIM functionality in India. Furthermore, renowned telecom service providers like Airtel The P20 Pro does not support some bands used by some carriers in the US, such as Band 12. If you need to use a band not supported by the P20 Pro, you may need to use a SIM card from a different carrier. Is Huawei Compatible With At&t. Huawei is a Chinese company that has been banned in the United States because of national security concerns. Surface Pro 8. Surface Pro LTE. Surface Pro X. Surface Pro 5 LTE Advanced (Ubigi already preinstalled) With a Windows 10 or Windows 11 laptop or a tablet PC equipped with an eSIM, you can easily download a new data plan and buy data plans on the go. Once you’ll have Ubigi installed on your PC’s eSIM, you’ll no need to search for any Wi-Fi Lenovo Miix 630. Lenovo Yoga 720 convertible laptops. SURFACE. For Windows 10. ・To use eSIM, your PC must be running Windows 10 version 1703 or later. The device must also be 'LTE-ready'. ・AT&T-locked devices do not support eSIM. For devices purchased through a carrier, the Surface Duo's eSIM functionality may have been disabled by the carrier. perkO7t.