macOS

AppWizard
October 1, 2026
The XChat application, launched in April 2026, has been removed from the ‌App Store‌ by X, and users cannot locate the app through searches or access it via web links due to an "unavailable" error message. The reasons for its removal remain undisclosed.
AppWizard
September 30, 2026
Russian cybersecurity firm Positive Technologies has identified 11 security vulnerabilities affecting Android and Apple devices, with nine related to Apple and two to Android, classified as high severity. The Android vulnerabilities include one that allows attackers to exploit an NFC tag to execute an app without owner approval and another that lets installed apps modify network settings without additional permissions. Google has addressed these issues in its September 2026 security patches. For Apple, vulnerabilities include a macOS flaw that allows malicious apps to gain the highest system privileges and another that exposes sensitive information. Apple has released patches for these vulnerabilities, but specific OS versions affected have not been disclosed. Users are advised to ensure their devices have the latest security updates to mitigate risks.
BetaBeacon
September 29, 2026
A Switch emulator called ProsperoEden is now available for jailbroken PS5, running several games at playable frame rates such as Cuphead and Hollow Knight at 60fps. The emulator is still in alpha but includes improvements in rendering, performance, game loading, and returning to the launcher. Users can set handheld or docked mode per game.
Winsage
September 28, 2026
Windows retains thumbnails in a cache file named thumbcache_256.db, but it does not save a thumbnail of every deleted photo. Other operating systems, including macOS and Linux, also use thumbnail caching. Users can access their thumbnail cache by navigating to %LOCALAPPDATA%MicrosoftWindowsExplorer, but this will not show deleted images. Thumbnails are created only when images are displayed in Explorer’s thumbnail view. Windows allows users to clear the thumbnail cache using the Disk Cleanup tool, and there is an option to disable thumbnail caching in Windows 11 Pro and higher. The cached thumbnails do not guarantee persistence and do not represent original files. Windows also keeps records of application launches in Prefetch, maintains entries for USB devices in the USBSTOR registry key, saves Wi-Fi networks and passwords, and can keep clipboard history and recent file shortcuts.
Winsage
September 28, 2026
A recent post on X claims that Windows retains a thumbnail of every deleted photo in a file named thumbcache_256.db, which has raised privacy concerns among users. While Windows does maintain a thumbnail cache for efficiency, this practice is not unique to Windows, as other operating systems like macOS, Linux, and Android also use similar systems. Users can inspect or clear their thumbnail cache by accessing specific database files in the Windows Explorer directory. The claim that Windows retains "every photo you’ve ever deleted" is misleading, as thumbnails are only created when images are viewed in thumbnail mode. Windows does not cache every file, and thumbnails must exist before they can be cached. Additionally, Windows keeps app launch records in Prefetch files for performance optimization, maintains entries for USB devices in the USBSTOR registry key, retains records of Wi-Fi networks and passwords (which are encrypted), and can keep clipboard history and recent file shortcuts. Caching previews is common across various operating systems, and Microsoft is focused on user consent and privacy as it enhances Windows 11 with AI functionalities.
AppWizard
September 28, 2026
Developers of SharpEmu, an experimental open-source PS5 emulator, have achieved playable frame rates of 60 FPS for six out of 55 tested PS5 titles. The six titles that reached this milestone are Dreaming Sarah, Void Terrarium, New Joe & Mac: Caveman Ninja, Tetris Forever, Hoa, and Tomb Raider IV-VI Remastered. This achievement coincides with the release of SharpEmu v0.0.4-release.2, which includes improvements such as enhanced SPIR-V shader translation and updated Vulkan API support. SharpEmu is compatible with Windows, Linux, and macOS, and utilizes Vulkan and MoltenVK for graphics API calls. The emulator leverages the PlayStation 5's AMD Zen 2 x86-64 CPU to execute console CPU instructions natively on PCs. Currently, only 12 of the 55 tested titles are in a game-ready state, with six playable at 60 FPS. SharpEmu is intended for research and educational purposes and does not include copyrighted system firmware or game data. Additionally, another emulator, KytyPS5, has run the PS5 version of GTA V at approximately 40 to 60 FPS, though it experienced crashes after the opening mission.
Tech Optimizer
September 25, 2026
Cybersecurity threats are on the rise, with Verizon’s 2026 Data Breach Investigations Report indicating that 48% of breaches involve ransomware and 31% arise from software vulnerabilities. A review of leading antivirus programs assessed their effectiveness against various threats. Top antivirus software includes: - Bitdefender: Best overall, effective against various threats, perfect score from AV-TEST. - Norton 360: Best all-in-one suite, includes VPN and parental controls, perfect score from AV-TEST. - McAfee+ Premium: Best for families, unlimited device coverage, full marks from AV-TEST. - Malwarebytes: Best for simple protection, user-friendly interface, rated 5.5/6 by AV-TEST. - ESET NOD32: Best for advanced users, lightweight and fast, includes Gamer Mode. - Avast: Best free option, offers various scanning options, straightforward upgrade path. - Microsoft Defender: Built-in for Windows, essential protection, perfect score from AV-TEST. - Intego ONE: Best for Mac users, includes firewall and VPN. - Surfshark Antivirus: Combines antivirus and VPN services, real-time protection. - TotalAV: Best for beginners, combines antivirus with web security tools. The evaluation process included lab data from AV-TEST and AV-Comparatives, hands-on experience, and criteria such as malware protection, false positives, system performance impact, phishing protection, ease of use, platform coverage, additional security features, and pricing. Key metrics from antivirus lab tests include protection scores, false positives, and performance impact. The choice between antivirus software and internet security suites depends on individual needs. Antivirus software remains necessary, especially for Windows PCs, to complement other security measures.
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