The X-Files: Unrestricted Access was a PC game developed by Fox Interactive

Fox Interactive

20th Century Fox Games is a video game publisher and developer mainly concerned with titles based on 20th Century Fox properties, such as The Simpsons, Family Guy, Futurama, the Alien and Predator film franchises, Independence Day, Charmed, Buffy the Vampire Slayer, The X-Files, Avatar, 24, the...

 to tie in

Tie-in

A tie-in is an authorized product based on a media property a company is releasing, such as a movie or video/DVD, computer game, video game, television program/television series, board game, web site, role-playing game or literary property...

 with the show.

Gameplay

It was a game-style database that purported to give users 'unrestricted access' to the X-Files cases.
The game's premise was that you had hacked into a highly-classified, secret government website enabling you access to all of Mulder

Mulder

Mulder is a Dutch surname deriving from a former Dutch word for "miller", mulder.- People named Mulder :*Allan Mulder, Australian politician*Bob Mulder, Dutch football player*Boyito Mulder, Dutch figure skater...

 and Scully

Scully

Scully may refer to:a surnameThe Irish name, "Scully" comes from older forms Ó Scalaidhe, Ó Scolaidhe, Ó Scolaí and Ó Scolaighe. These surnames referred to an ancestor who functioned as a sceulaidhe, a high-ranking storyteller of an old Irish court, or a "student"...

's investigations. It had downloadable content to keep the game up to date, but it was very short-lived as the content updates were not very frequent.

Features

Features are as follows (taken directly from the box cover):

• Prowl through dossiers assembled on original characters
• Inspect audio-visual evidence such as photographs and video clips
• Examine 3-D physical evidence
• Spy on private locations with video surveillance
• Use the desktop designer to choose screen savers, wallpaper, and more.