The short answer is that you can usually complete the knowledge portion online and almost never the driving portion. Courses advertising themselves as complete driver education are typically referring to the classroom requirement alone, and the distinction is easy to miss in marketing copy.
The Two Halves of Driver Education
State requirements are generally written as two separate obligations. One is a number of classroom or theory hours covering traffic law, signs, and safe driving principles. The other is a number of behind-the-wheel hours with a licensed instructor, sometimes plus observation time as a passenger.
Online providers can satisfy the first. The second requires a vehicle, a qualified instructor, and a public road.
What State Approval Actually Means
An approved provider has been reviewed by the state licensing agency and issues certificates the agency will accept. An unapproved course may contain excellent material and still be worthless for licensing purposes.
Approval is state by state. A provider approved in one state may have no standing in the next, which catches out families who move partway through. Verify approval on your state agency's own website rather than trusting a badge on the course homepage.
Identity Verification and Timers
Regulators know that online courses invite shortcuts, so approved platforms build in countermeasures. Expect identity verification questions at intervals, section timers that prevent skipping ahead, and a final exam that may need to be proctored or completed within a time limit.
These are irritating by design. A course with none of them is worth examining carefully, because it may not be approved anywhere.
Certificates Have Rules
Ask how the certificate is delivered, whether the provider reports completion to the state electronically, how long delivery takes, and whether the certificate expires. Some are valid indefinitely. Others lapse after a period, meaning a student who completes the course far in advance of the permit age may have to repeat it.
Keep a copy independent of the provider's website. Companies close, and portals go offline.
Before You Pay
Confirm the age requirements, the total hours, whether the course must be completed before or after the permit, and what the behind-the-wheel requirement looks like separately.
Start with the driver education rules in your state, then compare online course providers. If you are weighing formats, online versus in-person covers the tradeoffs.