Tuesday, September 29, 2026

Valve warns when operating around 40 degrees Celsius

Date:

of claus ludewig –
In an official tweet, Valve warns against using the Steam Deck outside when the temperature hovers around 40 degrees Celsius.

For only 419 euros you can use the gaming laptop Steam Deck PC Games from the Steam Library play. Manufacturer Valve assumes that “devices can be sold in the millions” and that the project is financed through sales of digital games on Steam. Not all PC games are available on Steam it will be executable on the handheld, as we have already reported. Valve now warns against using the Steam Deck outdoors. The background is the current heat wave in Europe.

Steam Deck cooling is reaching its limits

Steam Deck should only be used in ambient temperatures between 0 degrees Celsius and a maximum of 35 degrees Celsius. Some days the temperature exceeds 40 degrees Celsius, so you should no longer play with Steam Deck outdoors. Inside your handheld, temperatures of 100 degrees Celsius can sometimes be reached. At 105 degrees there is an emergency shutdown and nothing works anymore. If it reaches more than 35 degrees Celsius outside, then it’s too hot inside the Steam Deck, so the AMD APU can’t cool down enough anymore.

In addition to the Steam Deck, many other technical devices are also struggling with the current temperatures. Nintendo also has a corresponding warning for all owners of one nintendo switch issued. According to the Japanese manufacturer, you must use the Only use your handheld between 5 and 35 degrees Celsius. At other temperatures, the switch goes into sleep mode to protect the hardware from damage. Problems with cooling were also the cause of Google Cloud and Oracle Outages.

Also worth reading: Major heat wave: Google and Oracle data centers struggle with temperatures

15:06
Steam Deck Modding: DIY Water Cooling for Steam Deck

Collection of operating warnings for Steam Deck, Nintendo Switch & Co.:

  • Manufacturer Valve warns against using the Steam Deck outside in the current summer temperatures.
  • The Steam Deck should only be used in ambient temperatures between 0 degrees Celsius and a maximum of 35 degrees Celsius, as the maximum temperature inside is 104 degrees Celsius. Otherwise, there will be an emergency shutdown and you will no longer be able to play.
  • In addition to the Steam Deck, many other technical devices are also struggling with the current temperatures. A warning for use of the Nintendo Switch in temperatures over 35 degrees Celsius also applies.

Font: Twitter

Toni Morrison
Toni Morrison
Toni Morrison was a celebrated American author whose novels earned worldwide recognition for their depth, artistry, and cultural significance. Her influential works continue to inspire readers and writers across generations.

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