Yes. You can either use a 2.4GHz wireless mouse with a USB receiver attached to the computer or use a Bluetooth mouse. The IdeaPad S145-15 ships with Bluetooth 4.1 capability built in.

This is a Chromebook. It uses Google Docs for office type programs. Google Docs is completely compatible with Microsoft Office Programs and this is a free service through the Google Server. If you must have the actual Microsoft Office Programs, you can purchase Microsoft Office 365 for this Chromebook at the Google Play Store.

That will depend on the requirements and compatibility of the specific games. We recommend you check with the game's software publisher'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.

That will depend on the requirements and compatibility of the specific games. We recommend you check with the game's software publisher's web sites 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.