Data sheets list seven model variants for the Nokia 6.1 (2018), which primarily differ in different 4G/3G/2G frequency bands (modem): TA-1016, TA-1043, TA-1045, TA-1050, TA-1054, TA-1068, TA-1089.
LineageOS Device info : https://wiki.lineageos.org/devices/PL2 says that supported models are TA-1043 and TA-1089

You enter additional model information »for the HMD Global Nokia 6.1 (TA-1068)« is given by you as additional information.
Please confirm that your eOS-Q New unofficial Q-build is exclusively for TA-1068 model and not for TA-1043 and TA-1089