Files stopped downloading from Yahoo inbox opened through Safari. How to fix?

Question

Yahoo

Updated Safari 13.1
Files no longer downloaded from incoming Yahoo mail opened through Safari. When you click on the file attached to the incoming message again to download it, a redirect appears to yandex.ru/yandsearch?text=IMG_5551&clid=141986

System monitoring shows that the following processes are running:

http://yandex.ru, ... 25.7 MB 0 B 5 192 4250 tex 0 B 0 B 64 bit 0 B 0 B 0 0 0.0 0.97 1 0.0 - Yes No 96.8 MB 15.0 MB 105.8 MB No Yes 12.4 0 B Yes

Safari Networking 58.1 MB 0 B 9 142 2781 tex 0 B 0 B 64 bit 3 KB 14 KB 10 24 0.0 6:05.42 0 0.0 - No No 30.4 MB 19.6 MB 49.4 MB No Yes 61.2 0 B Yes

Safari web content (cached) 63.5 MB 0 B 6 188 4124 tex 0 B 0 B 64 bit 0 B 0 B 0 0 0.0 2:57.40 0 0.0 - Yes No 73.6 MB 2.9 MB 92.8 MB No Yes 298.5 0 B Yes

or
safari-reader :

//yandex.ru

yahoo mail open via safari?

Answer 1

1) debug in browser
0) run in incognito