If you cannot open an Excel file and see Excel cannot open the file because the file format or extension is not valid error, see this post.

You still have time to file a claim in the class action settlement with AT&T if your data was breached last year. Here's all the information.

OpenAI first launched ChatGPT in 2022. OpenAI CEO Sam Altman now says the ChatBot boasts some 700 million weekly users. Here's what you need to know about ChatGPT, and how it works.