For “modified” tweets, Twitter will add a tag that others on Twitter can click to see previous versions of the tweet. Thus, if users can see the initial tweet after tweeting, then the best choice remains to repost and delete.
Twitter: Users have 30 minutes to alter tweets.
For many years, Twitter users have actually been asking Twitter to include a function that would permit modifying of posted tweets (Twitter messages) to repair errors, such as spelling errors. Twitter appears to be shrugging it off, and regardless of rolling out a multitude of new items, such as a newsletter, it hasnt satisfied users desire to customize their tweets.
Nearly every other social networks platform, including Facebook, Instagram, Reddit, and Pinterest, to name a few, have the edit tweet function. When asked if the “modify” button would become offered to all Twitter users, a Twitter spokesperson said Twitter was testing the function to prepare for a few of the problems that might arise with making it offered to all users.

In some cases, the user will have to delete the tweet and repost it again. For “modified” tweets, Twitter will add a tag that others on Twitter can click to view previous variations of the tweet. Thus, if users can see the original tweet after tweeting, then the finest choice remains to repost and erase.

Twitter formally released the Edit Tweet on Wednesday. This is a brand-new function that allows people to customize tweets within 30 minutes after posting. In some cases, the user will have to delete the tweet and repost it once again.