The operating system was freshly installed and updated. Updated bios and drivers. Cleaned and new thermal paste applied. Checked for function. This is a good, fast, business series laptop for every day things, data processing, school work, business, and more. It has a docking port on the bottom and can be connected to a docking station. Computer specs Display: 15.6" Operating System: Windows 10 Pro, 64-bit Processor: Intel i5-3210 @ 2.5 ghz Storage: 240 GB SSD Memory: 8GB RAM Optical Drive: DVD Reader/Writer Other features: WiFi, Webcam, Bluetooth, Display port, display port to HDMI adapter included, MS Office 2019 Power cord: includes AC Adapter and good battery Available upgrades: Add a docking station with dedicated AC adapter $50 Add wireless mouse $10 Add a laptop bag - please check availability I repair and refurbish computers from my home for extra money. I take trade-ins of your old computer if you have one that is repairable or has usable parts. I take cash or debit card through Square only. Includes a 30 day hardware guarantee and a legitimate software guarantee.