If the automatic installer fails, you can manually install using Device Manager:
Since there is no official Maxesla support page, use the following methodology to find drivers: maxesla usb wifi adapter driver download exclusive
To install the drivers for your Maxesla USB WiFi adapter, it is recommended to install the software plugging the device into your computer. Official Driver Download Links If the automatic installer fails, you can manually
Using a generic driver might make the adapter work, but an exclusive driver unlocks the adapter’s full potential—including beamforming support, packet loss reduction, and maximum throughput. If the automatic installer fails
Because Maxesla does not write proprietary drivers, there is no "exclusive" Maxesla driver portal. The drivers are generic chipset drivers.