my Nintendo switch console, getting warm every time I play it on handheld mode

It's not uncommon for a Nintendo Switch to get warm during prolonged use, especially in handheld mode. Here are some tips to help manage the heat:

**Check for Blocked Vents:** Ensure that the ventilation holes on your Switch are not blocked. Make sure you’re playing on a flat, hard surface to allow for better airflow.

**Ambient Temperature:** Play in a cooler environment if possible. High ambient temperatures can lead to increased console temperatures.

**Avoid Long Sessions:** Take breaks during long gaming sessions to allow the console to cool down. 

**Remove Case/Accessories:** If you’re using a protective case or accessories that might trap heat, consider removing them while playing.

**Update Software:** Ensure your console is updated to the latest firmware, as updates may contain performance improvements.

**Check for Background Processes:** Close any applications running in the background that you aren’t using. 

**Reset the Console:** Occasionally, a simple restart can help with performance issues.

**Consider Usage Patterns:** Some games are more demanding than others. If you're playing intensive games for long periods, try to alternate with less demanding titles.

If your console continues to overheat significantly or shows signs of distress, it may be worth contacting Nintendo support for further assistance. Overheating can potentially lead to hardware damage if not addressed.