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Twitter is relaunching its Twitter Blue subscription service on Monday after a disastrous launch last month

Twitter Blue got off to a rocky start and had to be suspended last month after trolls used the service to impersonate celebrities and businesses. including Eli Lilly, nintendoAnd Lockheed Martin. In case of Eli Lillypranksters impersonating the drugmaker said, “We’re thrilled to announce that insulin is free now,” forcing the company into an embarrassing apology for something it didn’t do.

Elon Musk has been pushing for more subscription revenue on Twitter since he took over it in late October, saying the company can’t survive on advertising alone.

Twitter Blue returns, with changes

“Monday we’re relaunching @TwitterBlue – sign up on the web for $8/month or on iOS for $11/month to get access to subscriber-only features, including blue checkmark,” the company tweeted on Saturday.

Subscribe, en added“They will be able to change their username, display name or profile photo, but if they do they will temporarily lose the blue checkmark until their account is reviewed again.”

The company also said Twitter Blue subscribers will be able to edit tweets, have “1080p video uploads” and will receive the blue “after your account has been reviewed” check.

It added“We will begin replacing the ‘official’ label with a gold check for corporate and a gray check for government and multilateral accounts later in the week.”

Last month, the impersonators were able to pull off their stunts easily because with the first Twitter Blue, anyone could pay $8 a month for a blue tick and go and run with their antics. Before Musk, that sign meant that the identity of a company or important individual had been verified. Twitter previously offered verification for free.

The changes announced on Saturday would appear to make it more difficult to make copycats, but time will tell.

Twitter noted Saturday that users can subscribe to Twitter Blue on the web for $8 a month or on iOS for $11 a month. Apple charges a 30% commission on many in-app purchases. Musk and many others, most notably Epic Games, have done it he criticized this arrangement.

Advertiser concerns

Either way, Musk wants more revenue from subscriptions.

Ad sales represent 90% of Twitter’s overall revenue. Advertisers avoided Twitter following the $44 billion takeover of Musk. General Motors, United Airlines, General Millsand others suspended advertising on the platform, concerned about brand safety as Musk, a self-described “free speech absolutist,” made sweeping changes to Twitter.

Last weekend, Musk said this advertisers were returning to Twitter after the initial exodus. Speaking on a Twitter Spaces broadcast, she said so Apple I had “fully recovered” advertisement on Twitter. She also thanked other advertisers for returning, though it wasn’t clear which ones she meant.

Last month Interpublic group (IPG), one of the largest advertising companies in the world, he advised his customers to stop spending on Twitter last month due to moderation issues.

Fortune he reached out to Twitter for comments and further details, but did not receive an immediate response.

Even today, Musk reportedly has he threatened to sue the employees who leaked confidential information to the press and asked them to sign a pledge to indicate that they understood.