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Category Archives: devices
FRITZ!Box 7590 router: The 2.4 GHz WLAN is dying after 5 years
[German]Initially, a German blog reader contacted me and reported that his FRITZ!Box 7590 router from the manufacturer AVM suddenly had a defective 2.4 GHz WLAN. After doing some research, it turned out that many owners are confronted with similar behavior. … Continue reading
Lenovo L15 Gen 3: Warning about BlackScreen after BIOS update to v1.30
[German]Next warning about BIOS updates for Lenovo Thinkpad L15 – the Gen 3 models are also affected by a problem in BIOS version 1.30. A reader recently informed me that a Lenovo L15 Gen 3 (Intel) notebook broke after a … Continue reading
Windows 11 24H2 may break some SMB NAS connections
[German]There are still a few days to go before Windows 11 24H2 is generally rolled out. However, the Windows Insider release preview builds show where there may be problems. One problem area is the SMB service or protocol, to which … Continue reading
BIOS-Update 01.17.00 bricks HP Probooks 445 G7 and 455 G7
[German]Warning of an extremely unpleasant thing. Hewlett Packard (HP) has released a broken BIOS version that turns notebooks of the HP Probook 445 G7 455 G7 models from 2020 into expensive paperweights. You should not install the BIOS update 01.17.00 … Continue reading
Windows 10: AMD does not deliver new chipset drivers for new Ryzen CPUs
[German]The end of support for Windows 10 in October 2025 is already casting its shadow. New AMD processors and chipsets for desktop systems and mobile devices were recently presented at Computex 2024. It was noticed that some of the AMD … Continue reading
Why ISL Online: Critical factors when choosing a remote desktop solution
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
Warning about Lenovo L15 Gen1 (AMD) BIOS 1.33
[German]I'm posting a warning here in the blog that I received from a reader. It concerns at least the Lenovo L15 Gen1 (AMD) systems. The manufacturer seems to be delivering a faulty BIOS version 1.33, which is causing trouble. The … Continue reading
Asus ZenBook: Updates fails with error 0x801901f4
[German]Users with notebooks from the Asus ZenBook series (but perhaps also other models) are faced with the problem of not being able to install Windows updates because they fail with the error code 0x801901f4. However, there is a solution to … Continue reading
Does Intune store on-premises CA certificates permanently in the cloud?
[German]Good question raised by a Microsoft Intune administrator. The man had problems with certificates and took a closer look. It looks like Intune is permanently storing the CA certificates generated for on-premises systems in the cloud. Another Intune administrator pointed … Continue reading
Apple users target of "MFA bombing" attacks (2024)
[German]Users of Apple devices (iPhone, Apple Watch, Macs) are probably being targeted by a wave of attacks known as "MFA bombing". The aim of the attackers is to take over the victims' Apple accounts through a wave of password reset … Continue reading
Unsaflok: Millions of hotel doors can be opened with fake key cards
[German]Electronic locks from Saflock are used in many hotels and even in apartments. The doors secured in this way can be unlocked using RFID cards. Great thing? Unfortunately, security vulnerabilities mean that these electronic RFID locks can be picked using … Continue reading