Based on current security standards and device types, here is a full review of this tool's utility, risks, and modern alternatives. Overview of Nokia Security Code Removal Tool v1.8.4
Does not require an internet connection, as it relies on a local algorithm. Limitations and Risks nokia-security-code-removal-tool-v1-8-4-free-download
For many older smartphones, you can turn off the phone, then hold the Volume Down and Power buttons (or Camera + Power on Lumias) to enter recovery mode and wipe the device. Based on current security standards and device types,