Synonyms of malfunction in English:

malfunction


See definition of malfunction

verb

1‘the computer has malfunctioned’

SYNONYMS
crash, develop a fault, go wrong, break down, break, act up, be defective, be faulty, fail, cease to function, cease to work, stop working
informal conk out, go kaput, fall over
British informal play up, pack up

noun

1‘a major computer malfunction’

SYNONYMS
crash, breakdown, fault, failure, defect, flaw, collapse, impairment
informal glitch