File sharing via ios, problems

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I can’t transfer the file via ios, the file is converted and changed
Why is this happening? Why can not I share a regular binary file?

%D0%B8%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5
50E0AA2B-BD0D-41FA-A92F-280C0CE85667.jpeg1242×2208 242 KB
%D0%B8%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5
D877147F-E869-40DD-B7B7-8AE143AB94ED.png1242×2208 88.7 KB
%D0%B8%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5
BC388AC0-F814-4FFB-8841-DF548152418F.jpeg1242×2208 130 KB
%D0%B8%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5
36F5DA0E-3828-415F-B4DB-E63E8029853B.jpeg1242×2208 75.7 KB
%D0%B8%D0%B7%D0%BE%D0%B1%D1%80%D0%B0%D0%B6%D0%B5%D0%BD%D0%B8%D0%B5
CF44D546-1CBB-4139-96C7-49322AF7DB8D.jpeg1242×2208 245 KB