It is possible to plug a 3-prong stove into a 4-prong outlet with the use of an adapter, but it's not recommended for safety reasons. Let me explain why:
Safety Concerns: The 4-prong outlet is designed to provide an extra level of safety compared to the older 3-prong outlets. The 4-prong outlet includes a separate ground wire, which helps to reduce the risk of electric shock and electrical fires. If you use an adapter to connect your 3-prong stove to a 4-prong outlet, you lose the additional grounding protection, potentially compromising safety.
Code Compliance: Electrical codes and regulations may vary depending on your location, but many places now require 4-prong outlets for newer installations to meet the latest safety standards. Using an adapter to connect a 3-prong stove to a 4-prong outlet might not be compliant with local electrical codes.
Warranty and Insurance: Using an adapter may void the warranty on your stove and could potentially impact your home insurance coverage if an electrical issue were to arise.
If your stove has a 3-prong plug and your home has a 4-prong outlet, the best and safest course of action is to replace the 4-prong outlet with a 3-prong outlet that matches your stove's plug, or to update the stove's power cord to a 4-prong one to match the outlet.
For any electrical work, it's always recommended to consult a licensed electrician to ensure compliance with local regulations and to prioritize safety. Electrical work can be dangerous if not done correctly, so it's better to rely on professional expertise.