File Extension OO

Determine which application is associated with .OO files.

You can click here to run a free scan for OO related errors.

About the OO file type:

If Windows cannot find the appropriate program associated with .OO files, then your registry may have errors. Check your Windows registry for errors (includes file association errors).

Free Pascal Object File for OS/2 Version (FPC Development Team)

Windows cannot open OO files?

When Windows cannot determine which application to use to open OO files this can be caused because:

1. You do not have the appropriate program installed.
2. You may have a registry related error.

SOLUTION:

We strongly recommend that you run a free registry scan for related errors.

File extension: .OO

Browse more file extensions

OO
OO3
OOM
OOP
OP
OP2
OP73
OPA
OPC
OPD
OPEN
OPENYOURMIND
OPF
OPI
OPJ
OPK
OPL
OPM
OPML
OPN
OPO
OPOS
OPP
OPS
OPT
OPTIONAL
OPTNS
OPUS
OPW
OPX
OQY
OR
OR2
OR3
OR4
OR5
OR6
OR8
ORA
ORC
ORCA
ORD
ORE
ORF
ORG
ORGAN
ORI
ORIG
ORIGINAL
ORO
OS
OS2
OS3
OSA
OSC
OSD
OSF
OSG
OSI
OSL
OSMALLER
OSS
OST
OSTANDARD
OTA
OTB
OTC
OTF
OTG
OTH
OTHERFOLDER
OTHERS
OTI
OTL
OTLN
OTM
OTM2
OTN
OTP
OTS
OTT
OTW
OTX
OU!
OUT
OUTPUT
OV
OV1
OV2
OV3
OVA
OVB
OVD
OVE
OVER
OVL
OVM
OVR
OVW
OVX
OW
OWD
OWF
OWL
OWLING
OWS
OX
OXB
OXC
OXL
OXO
OXV
OYB
OYX
OYZ
OZF
OZF2
OZFX3
OZM
OZP
P
P00
P01
P02
P03
P04
P05
P06
P07
P08
P09
P1
P10
P12
P16
P1C
P1I
P2000
P22
P2A

Currently viewing file extension OO information.