I’m sorry for the delay in the answer @dinamiko.
I have not activated the plugins as network, but they doesn’t work either.
At this time I can’t deactivate all the plugins because the site is in production, but, as you asked, I found a lot of errors in the Java console that may be in help:
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/css/selectize.css?ver=0.12.1 net::ERR_ABORTED 404 (Not Found)
admin.php:35
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/css/selectize.default.css?ver=0.12.1 net::ERR_ABORTED 404 (Not Found)
admin.php:36
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/css/dkpdfg-admin.css?ver=1.5.0 net::ERR_ABORTED 404 (Not Found)
JQMIGRATE: Migrate is installed, version 3.4.1
load-scripts.php?c=1&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,farbtastic,moxiejs,plupload&ver=ee77fd5b88a63a74f58aa2b32aa41bfd:5
admin.php:74
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/js/microplugin.js?ver=1.0 net::ERR_ABORTED 404 (Not Found)
admin.php:77
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/js/dkpdfg-admin.js?ver=1.5.0 net::ERR_ABORTED 404 (Not Found)
admin.php:76
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/js/selectize.min.js?ver=0.12.1 net::ERR_ABORTED 404 (Not Found)
admin.php:83
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/js/settings-admin.js?ver=1.0.0 net::ERR_ABORTED 404 (Not Found)
admin.php:75
GET https://www.mysite.cl/wp-content/plugins/dk-pdf-generator/assets/js/sifter.js?ver=1.0 net::ERR_ABORTED 404 (Not Found)