The GBP pairs have been under a lot of pressure recently due to the current fundamental circumstances.
The attached chart shows the GBPCHF pair on a weekly chart which shows that the downtrend has not been broken yet !
As you can also see the RSI has pushed beyond low positions at 11.9 which shall support a bounce back to much higher levels.
Potential trend reverse from the current prices could lead to 1.25 - 1.28 area again.
Trade with extreme careful, wait for price action (top to be broken on lower timeframe) and enter this trade.