The US government is considering asking a judge to order Alphabet, the Google parent company, to break itself up.
It is among the remedies the US Department of Justice has outlined after a judge found in August that Google had built an illegal monopoly.
The potential fixes have been set out in a 32-page court filing for the judge to consider as the case moves to the remedy phase. They include Alphabet divesting parts of its business, such as its Chrome browser and Android operating system, and a ruling that Google must stop paying to have its search engine pre-installed or set as the default on new devices.
The Department of Justice could also request an order for Alphabet to make the indices, data and