It depends on the plugin. Some add stuff, some don’t.
Some add custom fields. Some add tables. Mostly they don’t hurt anything and you’re more likely to break something by trying to remove them than they are likely to cause problems.
It depends on the plugin. Some add stuff, some don’t.
Some add custom fields. Some add tables. Mostly they don’t hurt anything and you’re more likely to break something by trying to remove them than they are likely to cause problems.