Do not rely on SmarThru 4 to install the scanner drivers automatically. Extract your downloaded Samsung SCX-4521F Scan Driver installer and run its dedicated setup file using the same settings outlined in Step 2. 2. Verify Windows Image Acquisition (WIA) Service
「スキャンできない」問題がサービス再起動で解決しない場合、レジストリを編集することで解決するケースが報告されています。 smarthru 4 samsung scx4521f software download fix top
However, if you are determined to use the original Samsung interface, follow the download and fixes above in strict order. The most overlooked “top fix” is —it resolves 70% of all crash reports. Do not rely on SmarThru 4 to install
The most common problem: SmartThru 4 installs, but when you click "Scan," nothing happens, or you get "Scanner not found." However, the scanning function usually fails
If you simply plug your SCX-4521F into a modern PC, Windows Update will often install a basic print driver automatically. However, the scanning function usually fails.
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