Pressure has been mounting on tech companies to weed out misinformation and disinformation on their platforms as evidence mounts of foreign entities trying to meddle in the election.
Facebook Inc also said it would stop accepting new political ads in the week before the election and would reject ads that seek to claim victory before the results of the election are declared.
Social media firms like Twitter and Pinterest have already banned political ads on the platform.
Highly sought after swing states such as Iowa, Michigan, North Carolina, Texas and Pennsylvania all will accept postmarked ballots that arrive after polls close, so election night may not give voters a clear idea of the presidential victor, as in the past.
Police arrest Paris knife attack suspect
On Friday, TV footage showed ambulances, fire trucks and police cordoning off the area around Charlie Hebdo's former offices. But after several high-profile attacks in recent years, DW's Paris correspondent Lisa Louis said France was still on edge.
A link to authoritative information about coronavirus will be provided to posts that might use Covid-19 to discourage voting, Zuckerberg said.
"We will carefully examine a number of factors before deciding to lift this policy for advertisers and share updates as we have them", Google said in the letter to advertisers, which was first reported by Axios. It may extend longer, however, depending on how long it takes to count all the votes and what the state of civil unrest looks like at the time. Though preliminary results are announced earlier, states will not finish their canvasses and finalize their results until late November or early December. It has been done for temporary measures.
"The policy, which is meant to block all ads related to the election, will apply to all ads running through Google's ad-serving platforms, including Google Ads, DV360, YouTube, and AdX Authorized Buyer", the email read.