Mac finder can't be opened 10810 is one of the error message which Mac users often faces. The reasons for such cumbersome situations are faulty file system, problem with Mac volume. Apart from that, the problem of Mac finder can't be opened 10810 also get emerges, if the accessed Mac volume are mounted unsuccessfully and even if the Mac drives are shared over some infected networks. So, it is recommended to have a proper backup of all your Mac files. Otherwise, you are going to suffer a lot in case of Mac finder can't be opened 10810 error. Now, come to the rescue part, i.e. How to fix Mac finder can't be opened 10810? Well, the first and most easy way to rescue Mac finder can't be opened 10810 error is through the use of Mac Disk utility. However, being a free utility, sometime Disk utility fails to rescue Mac finder can't be opened 10810 error. Now, in such epic make use Mac terminal and fire the command sudo umount -fv DRIVENAME. However, if still Mac finder can't be opened 10810 issue be there. Then, the last option is to go for reformatting option. But, doing so will erase all the stored Mac data files. Hence, to get back lost Mac files, go for most trusted option i.e. third party Mac data recovery software.