Sure. You just press the appropriate buttons on your device while viewing the IG Story. But keep in mind that some users might have settings that prevent screenshots.
Well, technically it is possible to take screenshots of someone's IG story. On most mobile devices, you just press the power button and volume down button simultaneously (this may vary depending on your device model). But remember, while Instagram allows this, it's important to use this feature ethically. For example, don't use someone's story screenshot for malicious purposes like spreading false information or making fun of them.
Well, generally speaking, you are able to take screenshots of IG stories. It's a common feature. The person who posted the story won't get any official notification from Instagram saying that someone has screenshotted their story. This allows users to save content they like from stories without the worry of the creator being immediately aware.
Sure. However, in some cases, it might be against the terms of service or copyright laws. So, make sure you have the right to do it. Also, different devices have different ways to take screenshots.