«Uno4» is a private Italian television channel owned by the media conglomerate Mediaset, Italy's largest commercial broadcaster. Launched in 2008, the channel offers a diverse range of programming targeting a wide audience.

Entertainment forms a core part of «Uno4»'s schedule, featuring a mix of popular reality shows, game shows, and talk shows, often showcasing Italian celebrities and personalities. The channel also airs a selection of both Italian and internationally produced TV series, particularly focusing on dramas, comedies, and crime thrillers.

In addition to entertainment, «Uno4» broadcasts a variety of documentaries covering diverse themes, such as history, nature, science, and current affairs.

The channel is known for acquiring broadcasting rights to successful American TV series, often airing them shortly after their original US broadcast. This strategy has contributed to «Uno4» attracting a significant viewership among Italian audiences seeking popular international content.

«Uno4» operates as part of Mediaset's extensive television network, offering viewers a free-to-air channel with a diverse program schedule. The channel's focus on popular entertainment, combined with its acquisition of international productions, positions it as a significant player in the Italian television landscape.