That is your choice. Most learning platforms, such as SimplivLearning usually offer virtual, live classroom training. By this delivery method, you attend live, online, instructor-led training that is fixed for a suitable day or days of the week. A few platforms also offer recorded versions of the same learning, which can be accessed at any time of your convenience. Or you could also choose a full in-person certification training, which some platforms offer. Finally, the delivery method that you choose for your Microsoft Power BI training course is entirely your decision.