We are sorry to hear that you are having issues charging your Intel Evo-Certified, Lenovo Yoga 7i-14. There are two Thunderbolt 4.0 ports on the Yoga 7i-14. Only one can charge the computer. The other is for Power Out to other peripheral devices. The port for charging the Yoga 7i-14 is on left side of the device and it has a electrical plug icon next to the Thunderbolt icon. Only use this port for charging the computer. Plug your AC adapter/Charger into the wall socket, then plug into the proper charging port on the computer. There is a small LED power light right near the port on the computer that will light up when power is going to the computer. Allow the computer to charge for approximately 15-minutes before turning the computer on. After 15-minutes of charging, turn the computer on. It should boot up normally and you will be able to use the computer while it continues to charge. If you have any other questions about your Lenovo Yoga 7i-14, we recommend you call Lenovo Tech Support for additional help at: 877-453-6686.

The Lenovo Yoga 7i-15 has one Thunderbolt 4.0 port with video out capability to an external monitor. To connect a VGA external monitor, you will need a Thunderbolt 3.0/4.0 to VGA adapter like this one from a Best Buy advertising partner: https://electroeshop.com/index.php?route=product/product&product_id=605996&gclid=EAIaIQobChMIxMO_sODS7gIVwQ2tBh2ZngwJEAYYBSABEgJ50vD_BwE

The Lenovo Yoga 6 13 model number 82FN003TUS has Case Material of Fabric + Aluminum (Top), PC + ABS Plastic (Bottom).

We are sorry to hear that you are having issues with the cursor showing on the screen of your Lenovo Yoga 7i-15. This does happen from time to time due to software updates/conflicts. First, using the touchscreen to navigate, be sure you have the latest version of Windows 10 on the computer. Then update all of the BIOS files and drivers including those drivers controlling the touchpad/cursor, up to that latest version of Windows 10. By using the touchscreen on your Yoga 7i-15, you can easily accomplish this by scanning the computer with the Lenovo Utility software available on this computer. This system has Lenovo utilities installed to help maintain the health of the device and keep the operating system software up to date. Type "Lenovo Vantage" in the Cortana Search window (if Lenovo Vantage is not installed on your device, you can download the APP and install it now). Select Lenovo Vantage from the list. In the window that opens, click on "Health and Support". In the expanded menu, select "Hardware Scan" In the window that opens, select "Run Quick Tests". This will scan your entire system for errors. Follow any directions that may pop up. If the problem continues after this scan, now click on "System Update". First select Windows update from the menu. Scan your system to be sure you have the latest version of Windows 10. Once that scan is complete, select "Additional Updates". This will scan your device to be sure there are no new BIOS/Driver updates needed. Follow any instructions that may pop up. After updating the BIOS files and drivers, restart your Yoga 7i-15 and check to see if the cursor has returned. If not, now try these troubleshooting tips, one by one until the problem is solved: https://windowsreport.com/mouse-cursor-disappeared-windows-10/. If the issue still continues, we recommend you contact Lenovo Tech Support for additional help. Let the technician assisting you know the steps you have already taken to speed things along: 877-453-6686.