During the lock down there are few websites which can helpful to upgrade your skills. Most of them are easy, convenient, cost effective and comfortable to learn. 1. Udemy.com 2 . linkedin.com 3. upgrad.com 4. coursera.org 5. edx.org 6. https://online.stanford.edu/courses 7. https://online.hbs.edu/ 8. https://www.khanacademy.org/ 9. https://ed.ted.com/ 10. https://www.codecademy.com/ Bonus: https://www.simplilearn.com/ https://openclassrooms.com https://learndigital.withgoogle.com/digitalgarage Happy learning. Stay at home and stay Safe