According to the search results, Juul has faced several challenges and bans in recent years. Here is a timeline of what happened to Juul:

• June 23, 2022: The FDA banned Juul from selling and distributing its e-cigarette products in the US.
• A few days later, the FDA placed a hold on the ban pending more investigation.
• Before the FDA ban, states and municipalities attempted their own bans or restrictions on Juul because of addiction and lung injuries.
• Juul has faced hundreds of lawsuits, many of which were consolidated into multi-district litigation in California, alleging that the company purposely designed its stylish, flash-drive-like devices and flavored nicotine e-liquids to appeal to teenagers.
• Juul has repeatedly denied that they meant to attract children and say their goal has always been to give adult smokers a better option than deadly combustible cigarettes.
• In September 2022, Juul sued the FDA for failing to produce documents the agency used to issue the marketing denial order.
• As of October 2022, Juul can still sell its devices and unflavored vaping pods until the FDA makes its final decision.
• Juul has developed a new device with "age-verification capabilities and prevents the use of counterfeit or unauthorized third-party refill cartridges".

In summary, Juul faced a ban from the FDA in June 2022, but the ban is currently on hold pending further investigation. Juul has also faced numerous lawsuits alleging that the company targeted teenagers with its products. Juul has denied these allegations and has developed a new device with age-verification capabilities.