code: public static void resetAllTimestamps() {
          Map<String, ?> allEntries = QuickUtils.prefs.getAll();
          for (Map.Entry<String, ?> entry : allEntries.entrySet()) {
              if (entry.getKey().startsWith(TIMER_PREFIX)) {
                  QuickUtils.prefs.remove(entry.getKey());
              }
          }
      }
docs: Resets all the timestamps