Yes. Here is a link to instructions for tethering your cell phone to this Windows 10 Laptop: https://www.lifewire.com/set-up-usb-tethering-windows-10-4584419#:~:text=To%20set%20up%20USB%20tethering%20between%20your%20mobile%20device%20and,your%20laptop%20via%20USB%20cable.&text=turn%20on%20USB%20tethering%20(on,through%20your%20phone's%20mobile%20plan.

That will depend on the requirements and compatibility of the specific game you want to play. The Lenovo IdeaPad 3 15 Laptop, model number 82H8018SUS, ships with Windows 10 S-Mode 64-bit Operating System. Windows 10 S-Mode provides added security by only allowing APPs available ( and therefore certified by Microsoft) at the Microsoft Store. If you don't need the added security or you need to install APPs not available at the Microsoft Store, you can switch to standard Windows 10 Home 64-bit Operating System, at no additional cost. We recommend you check with the specific game's software publisher's web site for their compatibility with Windows 10 S-Mode 64-bit operating system and the minimum/recommended hardware requirements (Is a Graphics card required, the processor speed and the minimum required system RAM and the minimum available hard drive space) to run their program, then compare those requirements to this system's configuration. If you choose to switch out of S-Mode for Windows 10 Home: Here is a link to instructions for switching from Windows 10 S-Mode to Windows 10 Home: https://support.microsoft.com/en-us/help/4456067/windows-10-switch-out-of-s-mode

That will depend on the requirements and compatibility of the device you want to install. We recommend you check with the device manufacturer's web site for their compatibility with Windows 10 Home 64-bit operating system and the minimum/recommended hardware requirements (Is a Graphics card required, the processor speed and the minimum required system RAM and the minimum available hard drive space) to run their program, then compare those requirements to this system's configuration. The IdeaCentre 3 ships with a 90W external power supply.

That really will depend on the requirements and compatibility of the specific games you want to run. The Lenovo IdeaPad 3 15 Laptop, model number 81W1018XUS, ships with Windows 10 S-Mode 64-bit Operating System. Windows 10 S-Mode provides added security by only allowing APPs available ( and therefore certified by Microsoft) at the Microsoft Store. If you don't need the added security or you need to install APPs not available at the Microsoft Store, you can switch to standard Windows 10 Home 64-bit Operating System, at no additional cost. We recommend you check with the specific game's software publisher's web sites, of the games you want to play, for their compatibility with Windows 10 S-Mode 64-bit operating system and the minimum/recommended hardware requirements (Is a Graphics card required, the processor speed and the minimum required system RAM and the minimum available hard drive space) to run their program, then compare those requirements to this system's configuration. If you choose to switch out of S-Mode for Windows 10 Home: Here is a link to instructions for switching from Windows 10 S-Mode to Windows 10 Home: https://support.microsoft.com/en-us/help/4456067/windows-10-switch-out-of-s-mode