That will depend on the requirements and compatibility of the specific APPs you want to use. With regard to storage capabilities, the Lenovo IdeaPad 3 15 Laptop, model number 81WE011UUS, ships with a 256GB solid state hard drive. This model also ships with Windows 10 S-Mode 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 APPs software publisher's web sites of the APPs you will be using, 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.

The Lenovo Yoga 7i-14, model number 82BH000XUS, ships with integrated graphics processing within its 11th. Generation Intel Core i7-1165G7 processor. It is the Intel Iris Xe Graphics version.

That will depend on the requirements of the video conferencing APP you are using. The Lenovo IdeaPad 3 15 Laptop, model number 81WE00KVUS, ships with the Windows 10 S-Mode 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 APPs 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.

The Lenovo Chromebook Flex 3 11 ships with a 11.6-Inch (screen size measured diagonally) TN (matte finish) LCD w/LED Backlight screen, with a resolution of 1366 X 768 (HD) and a brightness of 250 nits.