Is it necessary to keep the 90-day report receipt in your passport when done online?

When it comes to the 90-day report in Thailand, it is generally advised to keep the receipt in your passport. Many users mentioned that immigration officers typically want to see this receipt, especially during in-person reporting. Although some expats carry digital copies on their phones, it is recommended to have the hard copy available in your passport. There are mixed experiences regarding whether to use a staple or paper clip for the receipt, with some immigration officers preferring one over the other.