Did Myanmar use Dominion Voting Systems to calculate election results prior to the military coup in that country? No, that's not true: A Dominion spokesperson told Lead Stories that they "do not have systems in Myanmar, and never have."
The claim appeared as a post (archived here) where it was published on Facebook on February 1, 2021. It opened:
The White House is freaking out after Myanmar Military arrests political leaders for Election Fraud in their November 8 elections
Myanmar used Dominion Voting Systems
This is what the post looked like on Facebook at the time of writing:
(Source: Facebook screenshot taken on Tue Feb 2 21:12:11 2021 UTC)
The post cites no source nor evidence for the claim, "Myanmar used Dominion Voting Systems."
A coup d'état took place in Myanmar when the democratically elected leader Aung San Suu Kyi was detained by the military on February 1, 2021. The military claimed election fraud despite the results showing she won by a landslide, The New York Times reported.
Unsubstantiated rumors began circulating on social media that Dominion Voting Systems were used in the contested November 8, 2020, Myanmar election.
Rumour has it that Dominion machines were used in Myanmar. Is there any wonder there was a coup?-- Alfie's Dad (@alfie_dad) February 1, 2021
"This is another false claim about Dominion Voting Systems," the Dominion spokesperson told Lead Stories via email on February 2, 2021.
Similar claims were made in the United States about the 2020 election that Donald Trump lost, as Lead Stories debunked here, here and here.