[11][12] He is an opponent of content moderation on digital platforms, saying he would seek to "dismantle the censorship cartel and restore free speech rights",[13][14] and wants the FCC to punish news broadcasters he sees as unfair to Trump or Republicans in general.

[15] He authored a chapter in Mandate for Leadership: The Conservative Promise, the blueprint document of Heritage Foundation's Project 2025, which outlines proposed policies for a future Donald Trump administration.

In office, Carr has been noted for being unusually vocal about public policy issues for a regulatory appointee, accusing House Intelligence Committee chair Adam Schiff of overseeing a "secret and partisan surveillance machine".

"[23] In 2020, observers including Doug Brake of the Information Technology and Innovation Foundation (ITIF) and Chris Lewis of Public Knowledge speculated that Carr would be a leading candidate to serve as FCC chairman under a second term for Trump.

[27] In 2023, Carr criticized the National Telecommunications and Information Administration's (NTIA) broadband funding program, which he argued gave undue preference to fiber.

[29] On January 22, Trump FCC chair Carr revived three of four investigations into claims of bias brought against CBS, ABC, and NBC—but not Fox News—which Democratic chairwoman Jessica Rosenworcel had dismissed the previous week.

[32] In 2023, Carr authored the chapter on the Federal Communications Commission (FCC) in the Heritage Foundation's Project 2025 book, Mandate for Leadership: The Conservative Promise.

[39] In June 2022, Carr wrote an open letter urging Apple and Google to remove TikTok from their respective app stores, arguing the platform poses a security risk.

[41] In 2024, Carr advocated for an investigation into Apple over the company's shutdown of Beeper Mini, an application that brought iMessage compatibility to Android phones.