Commonly speaking, HP Fax Error Code 346 occurs when users are trying to fax the files or documents. Every time, a user experiences HP Fax Error Code 346, they are unable to send or receive a fax. Nevertheless, once this error appears in your device, it becomes easier to overcome it. If you have technical mindset then you can understand this problem and can fix it. But, if you are non... https://printersofflines.com/blog-post/hp-fax-error-code-346/