Is the affidavit of income from the Canadian Consulate accepted by immigration in Bangkok or Hua Hin?

Many individuals confirm that the affidavit of income issued by the Canadian Consulate is generally accepted by immigration offices in Thailand, including Bangkok and Hua Hin. However, it's advisable to check if it needs to be legalized by the Ministry of Foreign Affairs, especially for the first extension, as this requirement may vary depending on the specific immigration office.