The LinearRegSlope_V2 indicator with the timeframe selection option available in the input parameters:
input ENUM_TIMEFRAMES TimeFrame=PERIOD_H4;Β // Indicator chart period (timeframe)
The indicator requires LinearRegSlope_V2.mq5 indicator file. Place it in terminal_data_folder\MQL5\Indicators.
Fig.1. The LinearRegSlope_V2_HTF indicator