Devaluing dollar does not reduce debt measured in dollars. It only makes US debt less valuable to forefingers.
Devaluing dollar can work well only if foreign investments into US stop or reverse. "foreign investors at the end of last year owned 18% of U.S. stocks, according to Goldman Sachs" The trend has already reversed https://www.reuters.com/markets/us/foreign-demand-us-assets-... Killing foreign demand for US assets more permanently is possible but it means financial market crash.
What WILL happen is recession. Atlanta Fed GDPNow dropped from -2.8 to -3.7 percent in a week. https://www.atlantafed.org/cqer/research/gdpnow?date=2025-04...