New blue symbol appearing on iPad after iPadOS 18.3.1 update

First, unless you've jailbroken your iPad, there are no viruses that can infect it. Second, the symbol means that your iPad is syncing information.

New Symbol on IPad top right near battery… - Apple Community

As to why it's not documented, I can't answer that.

Is Location active?

Status icons and symbols on your iPhone - Apple Support

On occasion, there have been a few other icons not shown on that list.

If your icon is unlisted, please post a (cropped) screenshot showing the icon in the menu bar:

Take a screenshot on iPhone - Apple Support

Describe this symbol, what does it look like?

Otherwise, a screen shot would be helpful to see what you see.

click here ➜ Take a screenshot on iPad - Apple Support

With that said, pretty much anything you see at the top bar should be fine and not in any way malicious on an iPad.

The blue spinning gear icon is a background transfer, such as a Safari file download, or a background data sync operation. This icon first arrived in iOS and iPadOS 18.2, if not earlier.

There’s a recently-added USB-C hub icon:

And a new blue icon for Voice Control:

Apple’s iPhone and iPad doc has yet to catch up with these three changes.

Youngbloodsuz wrote:

Thank you.. not jailbroken.

Glad to hear that!