UserAgent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36

Steps to reproduce the problem:
1. Please, a Solution To Get Out This Fucking Shit Download Complete Notification. WTF
2. Please, a Solution To Get Out This Fucking Shit Download Complete Notification. WTF
3. Please, a Solution To Get Out This Fucking Shit Download Complete Notification. WTF

What is the expected behavior?
TO NOT HAVE THIS SHIT DOWNLOAD COMPLETE NOTIFICATION

What went wrong?
HAVE THIS SHIT DOWNLOAD COMPLETE NOTIFICATION

Did this work before? Yes earlier version i guess

Chrome version: 66.0.3359.139  Channel: n/a
OS Version: 10.0
Flash Version: 

No, just a workaround to personalize this, please. It's sucks, like other notifications but I can't find a way to disable download complete notification