Keyword Analysis & Research: xlsx file format is not valid

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
xlsx file format is not valid	0.32	0.4	1116	42	29
xlsx	0.45	0.2	1558	42	4
file	1.56	0.2	7914	64	4
format	0.72	0.4	9728	94	6
is	1.75	0.2	8697	76	2
not	0.5	0.9	6147	3	3
valid	0.05	0.9	5442	68	5

Keyword	CPC	PCC	Volume	Score
xlsx file format is not valid	0.87	0.4	9847	97
cannot open xlsx file format not valid	0.85	1	730	11
file format or extension is not valid xlsx	1.62	0.1	9418	38
xlsx file format not valid	1.79	0.8	2328	13
xlsx file not opening file format not valid	1.4	0.9	5832	85
how to fix xlsx file format is not valid	0.24	0.8	936	89