That will depend on the requirements and compatibility of the specific software you want to use with this Lenovo IdeaPad 3 15 Laptop, model number 81X800KLUS. This IdeaPad 3 15 ships with Windows 11 S-Mode, 64-bit Operating System installed. Windows 11 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 11 Home 64-bit Operating System, at no additional cost. We recommend you check with the specific software publisher's web sites, of the specific software APPs you want to use, for their compatibility with Windows 11 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 11 Home: Here is a link to instructions for switching from Windows 11 S-Mode to Windows 11 Home: https://support.microsoft.com/en-us/help/4456067/windows-10-switch-out-of-s-mode

No. This Lenovo Chromebook 3 14, model number 82KN0001US, ships with 1x USB-C 2.0 (support data transfer, Power Delivery 2.0, and DisplayPort 1.1a) with video out capability to an external monitor and supports up to 2 independent displays (native display and 1 external monitor via USB-C). USB-C supports up to 1920x1080@60Hz. You can connect an HDMI monitor to this Chromebook 3 14 by using a USB-c to HDMI adapter, like this one: https://www.bestbuy.com/site/insignia-usb-c-to-hdmi-adapter-black/6473497.p?skuId=6473497

This Lenovo ThinkPad P15 Mobile Workstation, model number 21A9002VUS, ships with a built in SD card reader, supports UHS-II SD card.

That will depend on the specific Country that the Intel Evo-Certified, Lenovo Yoga 7i 15, model number 82BJ0003US, will be used in. You can check for International manufacturer's warranty coverage information, for your specific Country at this web site: https://pcsupport.lenovo.com/us/en/iwslookup#/ideapad. Just enter the model number of this Yoga 7i 15: 82BJ0003US - into the box provided at the web site, then select the Country that the Yoga 7i 15 will be used in from the available dropdown menu to see any information about manufacturer's warranty coverage for that specific Country listed.