We do not know what would happen after the visa amnesty period is over. The group recommends completing the 90 day reports, and getting the extension of stays, as normal. The immigration offices are virtually empty now.
If you already done a 90 day report in person, you can use one of the following programs to submit the 90 day reports in the future:
Immigration web-portal;
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Android eServices application;
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iPhone eServices application;
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The web portal is the most stable and easiest to use.