Tony Wang, the general manager of Twitter in the UK, said the company had "engaged with the relevant parties" over complaints of online harassment against a feminist campaigner.
To protect our users' privacy, we don't talk publicly about individual cases, but we have engaged with the relevant parties.
An option to report abuse from within Twitter apps and websites would be launched soon, he suggested:
We continue to listen to feedback and are working hard to bring the report button currently in iOS and mobile web to other major platforms.
A man arrested on suspicion of Twitter harassment was bailed this afternoon, police said earlier.
More top news
Thousands of Virgin Media customers will lose their email address and emails after part of the broadband company was sold to TalkTalk.
A man has been jailed for four years after he was cleared of having sex with a Shetland pony but convicted of outraging public decency.
Arguably the most striking of the IFS's conclusions is that over the last six years the wealthiest 10% have suffered the largest pay cuts.