Berny

Welcome. Before clean upgrading to KIS 2019 can you please provide a GSI Log https://forum.kaspersky.com/index.php?/topic/915-how-to-help-us-help-you-with-a-log-of-your-system/

Please submit a ticket to the Technical Support https://center.kaspersky.com

Also, did you try don’t scan encrypted connections.

Welcome. Did you check the Network Status : https://support.kaspersky.com/13630#block1

Thank you Schulte, it don’t use KFA ...

Welcome. Don’t try to move your KFA license to another user, please see this : https://support.kaspersky.com/14820 When installing KFA on an other PC you obtain another license. Also, can you please specify [Key removed]

Bienvenu sur le Forum. Veuillez vous diriger ici svp : https://community.kaspersky.com/kaspersky-corporate-products-27/heavily-outdated-base-moved-1179

In addition to above clarification from Schulte your GSI doesn't reveal main conflicts but you Windows Log contains several Errors ...

Here is your GSI link : https://www.getsysteminfo.com/report/478178028b4c6b0867c2b7355f1a4a91 It looks like you are running Windows 10 Pro 10.0.17134 which is an Insider Preview Build

Please post your GSI link here or share the ZIP file on rgho.st

Bienvenu sur le Forum. Avez-vous suivi cette procédure : > https://help.kaspersky.com/KSDE/Win1.0/fr-FR/127053.htm > https://help.kaspersky.com/KSDE/Win1.0/fr-FR/127003.htm > https://support.kaspersky.com/fr/13497 Veuillez éventuellement effectuer une installation par de dessus de KSC.

Also and in addtition to FLOOD : > Possible cause : Avira leftovers > Sollution : Avira Removal Tool

Welcome. Can you please provide a GSI Log

Welcome. Please contact the Technical Support https://center.kaspersky.com

Bienvenu dans la nouvelle communauté Kaspersky. Votre sujet a été transféré : B2C > B2B

You are talking about "Threat of data loss" on certain sites ...

For KFA please check this : https://support.kaspersky.com/12968 Also please try this ; https://virusdesk.kaspersky.com/

Can you please specify your Kaspersky version.

Welcome. Before creating an exception, please submit your issue to the Technical Support https://center.kaspersky.com

Welcome. Can you please provide a GSI Log

Multiple protection layers are in some cases creating conflicts ...

Welcome. Please try with AvastClear https://support.kaspersky.com/common/beforeinstall/12826#block3

JCT Welcome. Please see Post #2 from Richbuff

Welcome. Did you try this : Settings > Additional > Network > Manage exclusions > Enter SMTP & POP server > Add + reboot.

Welcome. Please check this https://support.kaspersky.com/common/error/activation/11275