Stay calm. Don’t run, argue, resist, or obstruct the officer, even if you believe your rights are being violated. Keep your hands where police can see them. Don’t lie about your status or provide false documents…
You have the right to remain silent. If you wish to exercise that right, say so out loud. In some states, you may be required to provide your name if asked to identify yourself…
Regardless of your immigration status, if you are arrested by police, you have a right to a government-appointed laywer - if the offense can lead to jail.