Resolving the error involves methodically eliminating each possible failure point.
After installation, reconnect the phone in META mode. The COM port should appear under . it cannot find the meta usb com port for modem handshake
In SP Flash Tool, go to Options → USB COM Port and manually select the COM port number you saw in Device Manager instead of leaving it on "Auto". driver architecture conflicts
Do not trust the tool to auto-detect. Manually check: or protocol timing mismatches.
When the system reports that it cannot find the COM port, the breakdown usually originates from one of three distinct domains: physical layer failures, driver architecture conflicts, or protocol timing mismatches.