To pause or not to pause a keyword? It is a very hard decision in Google Ads Search Network campaigns. It is dangerous to make a pause decision on a single metric and it is critical to take the whole picture into consideration. It may not be advisable to pause a keyword with a Quality Score of 1; Yet on the other hand it may be advisable to pause a keyword with a Quality Score of 10. It depends on scenario.

PPCexpo has defined its proprietary algorithm that consider all necessary factors either its quality score, engagement factors or conversions factors and suggest the pause candidates based on that formula. The Report also gives a very detailed analysis on the suggested keyword that could help you understand the behavior of the keyword historically as well on different segments

Pausing low performing keywords and putting that budget on high performers would ultimately help to increase the return on investment of your campaign.