in the PIC programmer ,there is option for oscillation mode.
Are you set the option correct?
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F0SC1 F0SC0 oscillation mode
0 0 LP（Low Power）
0 1 XT（Crystal/Resonator）
1 0 HS (High Speed)
1 1 RC（Resistor/Capacitor）

the HS > 4M 1M<XT<=4M