Kidde recalled 40 million fire extinguishers because of a clogging issue. You need to look on the bottom right hand corner to see if you have a recalled model number.
Those model numbers are...
AUTO FX5 II-1
FC5
M10G
FA10G
FS10
M10GM
FA10T
FS110
M110G
FA110G
FS5
M110GM
FA5-1
FX10K
M5G
FA5G
FX5 II
M5GM
FC10
H110G
RESSP
FC110
H5G
There have been about 391 reports of these extinguishers malfunctioning, including one instance where someone died and 16 instances where someone was hurt.
Kidde is recalling fire extinguishers from 1973-2017, so any fire extinguishers you have, should be checked.