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How do I fix Bitdefender no longer marking Outlook 365 email labels as safe or dangerous
My account shows that Email protection is enabled and active for my outlook email account, but I no longer see the flags on each email beginning on the 19th. The Bitdefender email activity log shows this. In the attached image there is no email protection activity for the 20th and the 21st, but I do have emails in my inbox…
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Gmail certificate problem in Thunderbird
Hi, Today I've had to disable Encrypted Web Scan in Bitdefender Free to be able to collect my Gmail otherwise it complains that the certificate for imap.google.com is not from a trusted source, I did try adding the path to thunderbird to the exceptions list in BD but that did nothing. Any suggestions please? Thanks in…
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Having issues with a possible crypto miner on my PC
Lately I've been having issue with my computer its been shutting off and re-opening and CPU was frying… so I decided to check and there was CPU burner or crypto miner because of that my computer was slower than usua. I did a Bitdefender scan and it couldn't find it. I deleted the file but it still didn't stop the malware.…
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Bug: Bitdefender Firewall Alert Mode repeatedly asks to allow same unchanged application [Under investigation]
I have "alert mode" enabled so it always asks me whether to allow/deny a new application's access to the internet, or after that application has changed. For example: Problem: Since an apparent Bitdefender update around yesterday, it's been repeatedly asking me to approve the same exact applications back to back, over and…
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Memory Leak: Kernel pool growth attributed to atc.sys (Active Threat Control)
SUMMARY On this machine atc.sys accumulates kernel pool memory continuously and does not return it until reboot. At 6 days uptime it held 1,242 MB across 282 distinct pool tags with 3,063,374 outstanding allocations. After a reboot it reached 357 MB within 20 minutes. The memory is never returned while Windows is running.…
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ATC4.Detection viruses
i am facing suddenly of an "atc4.detection" viruses that send dozen of programs , folders , .dll , etc.. in quarantine which is considered as a false positive i restored the quarantine , but unfortunately some files are not restored mainly because the folder of the files are deleted. its seems that atc4.detection…
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TECHNICAL BUG REPORT: SSL/TLS Interception Failure on HTTP/3 (QUIC) Protocol causing loop CAPTCHAs (Escalate to Tier 2 / Dev Team)
Dear Support Team, IMPORTANT: PLEASE ESCALATE THIS TICKET DIRECTLY TO YOUR SOFTWARE ENGINEERING / DEVELOPMENT TEAM (TIER 2 SUPPORT). I am writing to provide an important update and report a severe bug in the SSL/TLS interception engine of Bitdefender Total Security 2026 on Windows 10 IoT Enterprise 2021. THE ISSUE When the…
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Bitdefender Won't Scan Password Protected Files [Explanation]
I did a full scan on this system and received the message that 1024 files were skipped because they are "password protected". They are .svg files which can contain malicious code. Is there a reason for skipping the files? Someone reported that Malwarebytes scanned the folder without issue although I can't confirm that. See…
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PNPM/Vitest false positive
So just now I ran into a few issues with running my PNPM Vitest tasks. Out of nowhere it suddenly started flagging the unit test run of my Angular application. (Context: its a Node/Typescript project that runs various PNPM tasks for which it needs to install certain Node Modules) It saw my vitest config.ts file as threat…
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Bitdefender Notification: Infected Webpage Detected
I am receiving the following multiple notifications from Bitdefender Antivirus Plus: Feature: Online Threat Prevention We blocked this dangerous page for your protection: https://overbridgenet.com/jsv8/offer Dangerous pages attempt to install software that can harm the device, gather personal information or operate without…
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My website has been detected with suspicious activity by BitDefender + weird suffix URL's
Hi, Bitdefender is displaying an alert for a website i'm managing. When i go on the website, i get a "suspicious webpage detected - the page [...] has been detected with suspicious activity. It is not recommanded to continue browsing this website". I didn't had this alert before. I verified on my google search console, and…
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Bitdefender Email Protection Safe label - How to keep only the Dangerous label?
Is there a way to suppress the Bitdefender Email Protection Safe tag from appearing in the subject line of emails on the new Outlook for iMac? I've tried creating rules both local and client side and unfortunately under a new Outlook they do not work. Does Bitdefender have an option or utility for suppressing just the safe…
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False Positive Report: Madxka (ROBLOX revival) detected as virus
Launcher: https://cdn.madxka.com/clients/cartiiLauncher.exe Website: https://madxka.com
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How Well Could Bitdefender Protect Users From Rootkits Delivered Through Supply Chain Attacks?
Say some hackers got control of a popular open source repository (for the purpose of this example, let's give it a fun name like XZ Utils). The hackers then program a rootkit into the next release, and then send it public. How well could Bitdefender protect against such an attack, if at all?
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Alert unzipping virtual_os_museum-2026.08.26-lite.zip
Good evening, I just received an alert after downloading via torrent the zip in the title. C:\Users\…\Downloads\virtual_os_museum-2026.08.26-lite\virtual_os_museum-2026.08.26-lite\apps\run-hidden64.exe è stato infettato con Gen:Variant.Tedy.598848 maybe it's a false positive, I uploaded the file on virustotal where it…
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Can Bitdefender find the csrss.exe trojan?
In the past week, my printer driver suddenly disappeared. The printer site does not allow me to download a new one. When I talked with the company, they claimed that I had a csrss.exe trojan. I ran a full computer scan. Bitdefender said i was clean. I found the files that included the string (including the ones that should…
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Printer test pages not working – could Bitdefender be blocking them?
Hi everyone, I recently noticed that my printer sometimes doesn’t respond when I try to print test pages or simple documents on my Windows PC. Everything works fine if I temporarily disable antivirus protection, so I’m wondering if Bitdefender might be interfering with the print jobs. For context, the printers I’m using…
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Bug: Bitdefender not starting correctly on PC Boot
Hi, after updating to build 27.0.62.352 bitdefender sometimes doesn't startup correctly after the pc has been shutdown for the night. On first boot the icon will appear but it will say "Bitdefender services are loading" when opening the interface will prompt the user with a login screen and the services will never start.…
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PC App Store app - how to get rid of adware
I recently went to download WinMerge and somehow became infected with PC App Store adware. I was unable to remove the AlwaysOnTop subscription form or stop the program from Task Manager. After numerous tries of SafeMode starts I was finally able to get in. I tried a full system scan and BitDefender reported system clean.…
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Bitdefender AV Plus and Mullvad VPN Conflicting?
I was wondering if BD is aware of a conflict between the Bitdefender software and the Mullvad VPN service, particularly when Windows starts up and loads Bitdefender and I presume authenticates the user's BD account and subscription. If connected to Mullvad, upon Windows startup the BD service will fail on Windows 11…
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Game Profile - Update check interval reverting to 1hr
When auto profile triggers game mod the update interval is configured as 12 hrs which sometimes switch backs to one hour ( after shutting down the game ) and some times it does not. happening for many months, reported several times here.
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Bug after 27.0.62.352 - all FW Rules are deleted
Today i am really angry. Bitdefender have delete all my huge FW Rules after updating. And the absolute worst case, it have deactive the "alert mode" too ! Open door for everyone. In the last years it happen more then 10 times. Only good thing is, i made a backup from the rules folder in July. When you fix this repeating…
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Bitdefender Virtual Disk - need an option to disable
Hi, The Bitdefender Virtual Disk is causing me a ton of issues with system checks for online certifications, I’ve also emailed support about this. The system checks carried out by the online test provider are flagging my laptop as being a virtual machine due to the vhd that bitdefender has created, and I cannot enter the…
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Email Spam Filtering - Bitdefender Antispam question
I have Total Security and keep reading that it's great at filtering spam emails. But all I see within Bitdefender is email protection as in stopping dangerous emails. If it has actual spam filtering beyond just dangerous emails, can you tell me why I can't find it within the program? Thanks, Linche
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How to allow a false positive in scam détection ?
How to allow a false positive in scam détection ? skills.md ans skill.md are detected as scam, but it's a filename for ai agents so i'll often receive ut...
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Bitdefender's Anti-Spam feature and Outlook App question
Hello, I have Bitdefender Total Security's Anti-Spam feature enabled but I don't see it anywhere in the Outlook app on Windows 11. How can I check and make sure it's enabled? I am getting Spam so it would appear to not be working. It does show on the toolbar in Thunderbird mail on Windows 10. Thanks in advance for any help.
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Bitdefender is flagging a Roblox-related third-party tool — how should I verify it safely?
Hi everyone, I’m testing a third-party Roblox-related application on my Windows PC, and Bitdefender is showing a security warning when I try to open it. I don’t want to simply disable my antivirus or add an exception without understanding why the detection is happening. I’d rather verify whether the file is trustworthy…
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Firewall Feature Wishlist 2026
Maybe I’m also the only one who wants these features. 😊 I’ve been using BD for over 15 years and maintain a very extensive custom FW rule set. Ever since, I’ve been missing two or three features: To avoid being asked again every time a file is updated when a rule for it already exists (Alert Popup), there should be a…
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Persistent "Access Denied" folder lock error after false-positive file detection
Hello, I am running Bitdefender on Windows 11 and am currently locked out of a specific directory due to what appears to be a high-level driver file lock following a false-positive detection. During a recent software file transfer, Bitdefender flagged a specific application component as a generic threat, and the file was…
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Can I disable in-the-cloud scanning?
Hello, (this is initially for a Windows laptop, and potentially Android devices later on) I am a longtime user of Avast, but for years now, I have been unhappy with the direction they are heading in. Finally decided to pull the bandaid off and look for a replacement. That search has led me to Bitdefender, however I have…