If you can't wait for a course and want to  learn  by yourself, click on one of these online  sites:

• 150+ Educational Websites for online Learning
• Alison
• Coursera
• Digital Learn 
• Excel
• More Excel tutorials
• Lynda (at the Wellington Library online)  
• Digital Citizen
• Future Learn 
• GCF LearnFree (Word, Excel, Facebook, and loads of other topics)
• Khan Academy
• MOOC  (Massive Open Online Course)
• Open2Study (Massey University and Open Universities Australia Pty Ltd.)
• TechBoomers
• The Open University
• Open Culture
• University of Queensland Online Courses
• Windows 7 Forums
• Windows 10 Forums​