Acer still hosts drivers for the Z1402 on their support portal, though they may be older. For Windows 10 64-bit, Acer officially supports this model.
Only update the BIOS if you are experiencing specific hardware compatibility problems that the BIOS update addresses. BIOS updates should not be performed “just because”. If you choose to update, always follow Acer’s instructions exactly and ensure your laptop is connected to stable power throughout the process. acer one 14 z1402 drivers windows 10 64bit
| Driver Category | Why You Need It | Symptoms if Missing | | :--- | :--- | :--- | | | Manages data flow between CPU, RAM, and peripherals. | Random crashes, USB ports not working, poor performance. | | Graphics (Intel HD) | Enables native screen resolution (typically 1366x768) and hardware acceleration. | Stretched or low resolution (e.g., 1024x768), laggy video, no external display. | | Audio (Realtek) | Powers headphone jack, internal speakers, and microphone. | No sound from speakers or headphones. | | Wireless LAN | Connects to Wi-Fi networks. | Wi-Fi adapter missing from Device Manager, no networks detected. | | Ethernet (LAN) | Wired internet connection. | No internet when using an Ethernet cable. | | Bluetooth | Enables wireless mice, keyboards, headphones, and file transfer. | Bluetooth toggle missing in Windows Settings. | | Touchpad | Enables multi-finger gestures, scrolling, and pointer settings. | Touchpad not responding or only works as basic pointer. | | SD Card Reader | Reads SD and microSD cards. | SD card not detected when inserted. | Acer still hosts drivers for the Z1402 on