If you guys are getting coupon expired or course is not free after opening the link, then it is due to the fact that course instructors provide only few hundreds or thousands of slots which get exhausted. So, try to enroll in the course as soon as it is posted in the channel. The Coupons may expire any time for instant notification follow telegram channel
Definitely! If you have an internet connection, courses on Udemy are available on any device at any time. If you don’t have an internet connection, some instructors also let their students download course lectures. That’s up to the instructor though, so make sure you get on their good side!