Smuggling is illegal. According to international law and relevant regulations, illegal smuggling is illegal and violates the laws and immigration regulations of local countries. If you sneak into Oman in Dubai, your behavior is illegal. You may not only face sanctions from local laws, but also affect your passport use. Once discovered by the local government, it may be repatriated or deported. At the same time, if your passport has been detained or restricted by the local government, your entry and exit and travel plans may be affected until the relevant issues are resolved. Therefore, it is recommended that you know the local entry and exit regulations and abide by local laws and regulations before leaving the country to avoid unnecessary troubles and risks.