England’s top-ranked pair had to save a game point after surrendering an early 14-5 lead against Indonesia’s Ronald Alexander and Melati Oktaviani but hit back to win 24-22 21-12 in 35 minutes.
The seventh seeds and Commonwealth Games gold medallists have high hopes of challenging for the mixed doubles title in Birmingham and becoming the first British winners at the All England since 2005.
Chris Adcock said: “We are 100 per cent capable of winning it and we have shown that with the success that we have had.
“While it is not going to be easy we know we have the calibre and the potential to win the competition.”
Marcus Ellis and Chris Langridge also won through to the second round of the men’s doubles, beating Chen Hung Ling and Chi-Lin Wang of Chinese Taipei 21-19 21-14.
Heather Olver and Lauren Smith were beaten in the women’s doubles by Japan’s Shizuka Matsuo and Mami Naito 21-10 21-12.